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Finding the Fourth Proportional to 61,793.98, 92,689.17 and 15,046.18

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Solution

The fourth proportional to 61,793.98, 92,689.17 and 15,046.18 is: 22,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,793.98 : 92,689.17 = 15,046.18 : x
  2. Step 2: Convert to fraction form
    61,793.98/92,689.17 = 15,046.18/x
  3. Step 3: Cross multiply
    61,793.98x = 92,689.17 × 15,046.18
  4. Step 4: Simplify right side
    61,793.98x = 1,394,617,935.87
  5. Step 5: Solve for x
    x = 1,394,617,935.87/61,793.98
  6. Step 6: Final answer
    x = 22,568.83

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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.