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Finding the Fourth Proportional to 62,792.96, 94,097.28 and 31,585.28

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Solution

The fourth proportional to 62,792.96, 94,097.28 and 31,585.28 is: 47,331.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,792.96 : 94,097.28 = 31,585.28 : x
  2. Step 2: Convert to fraction form
    62,792.96/94,097.28 = 31,585.28/x
  3. Step 3: Cross multiply
    62,792.96x = 94,097.28 × 31,585.28
  4. Step 4: Simplify right side
    62,792.96x = 2,972,088,936.04
  5. Step 5: Solve for x
    x = 2,972,088,936.04/62,792.96
  6. Step 6: Final answer
    x = 47,331.56

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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.