A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio. When Does Your Personal Car Become a Commercial Vehicle? At what point can you call a personal vehicle commercial? Retirement Is a Beginning Key questions to answer when you are considering retirement.