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Finding the Fourth Proportional to 61,911.20, 92,891.10 and 24,464.90

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Solution

The fourth proportional to 61,911.20, 92,891.10 and 24,464.90 is: 36,706.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,911.20 : 92,891.10 = 24,464.90 : x
  2. Step 2: Convert to fraction form
    61,911.20/92,891.10 = 24,464.90/x
  3. Step 3: Cross multiply
    61,911.20x = 92,891.10 × 24,464.90
  4. Step 4: Simplify right side
    61,911.20x = 2,272,571,472.39
  5. Step 5: Solve for x
    x = 2,272,571,472.39/61,911.20
  6. Step 6: Final answer
    x = 36,706.95

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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.