Home / 61,268.80-91,908.86-23,831.71

Finding the Fourth Proportional to 61,268.80, 91,908.86 and 23,831.71

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Solution

The fourth proportional to 61,268.80, 91,908.86 and 23,831.71 is: 35,749.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,268.80 : 91,908.86 = 23,831.71 : x
  2. Step 2: Convert to fraction form
    61,268.80/91,908.86 = 23,831.71/x
  3. Step 3: Cross multiply
    61,268.80x = 91,908.86 × 23,831.71
  4. Step 4: Simplify right side
    61,268.80x = 2,190,344,949.02
  5. Step 5: Solve for x
    x = 2,190,344,949.02/61,268.80
  6. Step 6: Final answer
    x = 35,749.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.