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Finding the Fourth Proportional to 62,167.70, 93,251.55 and 53,711.30

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Solution

The fourth proportional to 62,167.70, 93,251.55 and 53,711.30 is: 80,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,167.70 : 93,251.55 = 53,711.30 : x
  2. Step 2: Convert to fraction form
    62,167.70/93,251.55 = 53,711.30/x
  3. Step 3: Cross multiply
    62,167.70x = 93,251.55 × 53,711.30
  4. Step 4: Simplify right side
    62,167.70x = 5,008,661,977.52
  5. Step 5: Solve for x
    x = 5,008,661,977.52/62,167.70
  6. Step 6: Final answer
    x = 80,566.95

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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.