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Finding the Fourth Proportional to 61,695.28, 92,542.11 and 14,948.56

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Solution

The fourth proportional to 61,695.28, 92,542.11 and 14,948.56 is: 22,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,695.28 : 92,542.11 = 14,948.56 : x
  2. Step 2: Convert to fraction form
    61,695.28/92,542.11 = 14,948.56/x
  3. Step 3: Cross multiply
    61,695.28x = 92,542.11 × 14,948.56
  4. Step 4: Simplify right side
    61,695.28x = 1,383,371,283.86
  5. Step 5: Solve for x
    x = 1,383,371,283.86/61,695.28
  6. Step 6: Final answer
    x = 22,422.64

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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.