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Finding the Fourth Proportional to 62,151.90, 93,227.78 and 15,404.78

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Solution

The fourth proportional to 62,151.90, 93,227.78 and 15,404.78 is: 23,107.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,151.90 : 93,227.78 = 15,404.78 : x
  2. Step 2: Convert to fraction form
    62,151.90/93,227.78 = 15,404.78/x
  3. Step 3: Cross multiply
    62,151.90x = 93,227.78 × 15,404.78
  4. Step 4: Simplify right side
    62,151.90x = 1,436,152,897.63
  5. Step 5: Solve for x
    x = 1,436,152,897.63/62,151.90
  6. Step 6: Final answer
    x = 23,107.14

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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.