Home / 83,842.38-125,640.06-62,683.14

Finding the Fourth Proportional to 83,842.38, 125,640.06 and 62,683.14

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Solution

The fourth proportional to 83,842.38, 125,640.06 and 62,683.14 is: 93,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,842.38 : 125,640.06 = 62,683.14 : x
  2. Step 2: Convert to fraction form
    83,842.38/125,640.06 = 62,683.14/x
  3. Step 3: Cross multiply
    83,842.38x = 125,640.06 × 62,683.14
  4. Step 4: Simplify right side
    83,842.38x = 7,875,513,470.59
  5. Step 5: Solve for x
    x = 7,875,513,470.59/83,842.38
  6. Step 6: Final answer
    x = 93,932.37

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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.