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Finding the Fourth Proportional to 58,930.43, 88,395.17 and 39,029

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Solution

The fourth proportional to 58,930.43, 88,395.17 and 39,029 is: 58,543.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,930.43 : 88,395.17 = 39,029 : x
  2. Step 2: Convert to fraction form
    58,930.43/88,395.17 = 39,029/x
  3. Step 3: Cross multiply
    58,930.43x = 88,395.17 × 39,029
  4. Step 4: Simplify right side
    58,930.43x = 3,449,975,089.93
  5. Step 5: Solve for x
    x = 3,449,975,089.93/58,930.43
  6. Step 6: Final answer
    x = 58,543.19

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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.