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Finding the Fourth Proportional to 60,461.28, 90,693.72 and 16,092.72

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Solution

The fourth proportional to 60,461.28, 90,693.72 and 16,092.72 is: 24,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,461.28 : 90,693.72 = 16,092.72 : x
  2. Step 2: Convert to fraction form
    60,461.28/90,693.72 = 16,092.72/x
  3. Step 3: Cross multiply
    60,461.28x = 90,693.72 × 16,092.72
  4. Step 4: Simplify right side
    60,461.28x = 1,459,508,641.72
  5. Step 5: Solve for x
    x = 1,459,508,641.72/60,461.28
  6. Step 6: Final answer
    x = 24,139.56

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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.