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The 4 Most Important Financial Questions Everyone Should Know!

  • Writer: John McDonough
    John McDonough
  • Jun 10, 2024
  • 5 min read

Updated: Dec 9, 2025

Most people spend their lives saving for retirement without ever learning the questions that determine whether their plan will actually work. They trust financial advisors and read articles, following general investment advice, but they rarely stop to calculate what they truly need for long-term financial security. In truth, there are four financial questions every person should be able to answer. These questions shape your retirement timeline and your standard of living to avoid running out of money.


Here is the surprising part: most people cannot answer a single one of them. Even more concerning, many people work with advisors who never bring these questions up. As we often say, compensation drives behavior. If your advisor has never walked you through these essential calculations, you have to ask who that relationship is really benefitting.


This breakdown walks you through the four questions and explains why they matter for both pre-retirees and retirees.


Question One: What Rate of Return Do You Need?

The first question is simple on the surface, yet it’s one of the most overlooked. If you’re a pre-retiree in your forties, fifties, or sixties, do you know the rate of return you must earn on your savings and investments to maintain your current lifestyle in retirement? This includes adjusting for inflation and making sure your money lasts through your full life expectancy.


Most people guess. Some assume market averages will carry them through. Others rely on rule-of-thumb strategies that may or may not apply to their situation.


Retirees face a similar challenge. If you are already retired, do you know the rate of return your current assets must produce for you to continue living at your current standard of living without running out of money? A surprising number of retirees have no idea. They simply hope their accounts will last.


Why This Question Matters

Your required rate of return determines how aggressive or conservative your strategy needs to be. It helps you understand whether you are on track or falling behind. Without this information, your financial plan is guesswork.


A few factors influence this calculation:


●      Your current savings and investment balance

●      Your expected retirement expenses

●      Inflation adjustments

●      Your projected life expectancy


When you know your required rate of return, you gain clarity and confidence. When you don’t know it, every move you make feels like a gamble.


Question Two: How Much Do You Need to Save?

The second question requires complete honesty about your habits and goals. If you’re still working, do you know how much you need to save each month or each year to accumulate enough money for retirement? If the answer is no, you aren’t alone. Many pre-retirees have no idea how far behind or ahead they are.


For retirees, the question is slightly different. Do you know how much you needed to have saved before retiring in order to maintain your lifestyle for the rest of your life? Many retirees drain their savings without realizing they were underfunded from the beginning.


What This Question Reveals

Savings requirements are unique to each person. They depend on your spending, your desired lifestyle, your tax exposure, and even your health. If you cannot answer this question, any financial strategy you follow is built on assumption instead of calculation.


A simple way to understand the importance of this question is to look at the common problems people face:


  1. Retiring too early without enough saved

  2. Saving the wrong amount in the wrong accounts

  3. Taking on more investment risk than necessary

  4. Following asset allocation plans that ignore future needs


When you know your savings requirement, you can reverse engineer your entire retirement plan.


Question Three: When Can You Retire?

The third question cuts to the heart of retirement planning. If you are a pre-retiree, do you know how long you need to work before you can retire and still have enough money to last through your life expectancy? Many people choose a retirement date based on emotion instead of math. Some want to retire at 62 or 65 simply because those ages feel right. Others retire because they are tired of working without stopping to calculate the long-term impact.


Retirees have a variation of this question. If you are already in retirement, do you know how long you can continue your current lifestyle before risking the possibility of running out of money? For many retirees, this is their greatest fear. They worry about living longer than expected and outliving their savings.


Understanding Life Expectancy

Most people underestimate how long they will live. Life expectancy tables reveal that a married couple at age 65 has more than a 50% chance that one spouse will live to age 92. That is 27 years of potential inflation and market volatility, not to mention rising healthcare costs.


A few things every family should consider:


●      Retirement often lasts longer than people think

●      Inflation erodes buying power over time

●      Medical costs rise significantly in later years

●      Tax exposure can increase during retirement


Knowing how long you need your money to last determines your investment and withdrawal strategies, as well as your retirement timeline.



Question Four: How Much Will You Need to Adjust Your Lifestyle?

The fourth question forces you to think about the consequences of doing nothing. For pre-retirees, the question is this: If you continue doing exactly what you are doing today, how much will you need to reduce your future standard of living during retirement? This is one of the most important questions because it reveals whether your current path is sustainable.


For retirees, the question shifts to spending. Do you know how much you can spend each month or each year while still ensuring your money lasts through your life expectancy? Structured spending is a science. Without calculations, retirees risk overspending or underspending.


Why Lifestyle Planning Matters

Lifestyle choices determine the quality of your retirement. A retirement plan that cannot support your desired standard of living leads to stress and frustration, plus difficult decisions later in life. A plan that properly supports your lifestyle creates peace of mind.


A few warning signs that lifestyle adjustments may be necessary:


●      Your rate of return requirement is too high

●      Your savings amount is lower than needed

●      Your retirement timeline is unrealistic

●      Your spending rate exceeds what your assets can support


When these four questions come together, you get a clear and honest picture of your financial trajectory.


Why These Questions Matter More Than Investment Products

Most financial professionals focus on products. They talk about stocks or bonds or mutual funds. They promote risk levels and asset allocation and performance. But products do not answer the four questions that truly determine your long-term financial security.


Before choosing any financial vehicle, you should be able to answer:


●      What rate of return do I need

●      How much do I need to save

●      When can I retire

●      How much can I spend without running out of money


If your advisor cannot help you answer these questions, you have to question that relationship. You deserve a plan built around clarity, not guesswork.


Final Thoughts

These four questions may seem simple, but they reveal more about your financial health than any portfolio statement ever will. They provide peace of mind because they eliminate uncertainty, and they help you create a plan that supports the life you want, not the life you fear you may be forced to settle for.


If you can’t answer these questions today, the time to start the conversation is now. Explore the questions and look at your numbers, and get help from someone who will tell you the truth.



 
 
 

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