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Finding the Fourth Proportional to 61,835.56, 92,753.42 and 15,088.20

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Solution

The fourth proportional to 61,835.56, 92,753.42 and 15,088.20 is: 22,632.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,835.56 : 92,753.42 = 15,088.20 : x
  2. Step 2: Convert to fraction form
    61,835.56/92,753.42 = 15,088.20/x
  3. Step 3: Cross multiply
    61,835.56x = 92,753.42 × 15,088.20
  4. Step 4: Simplify right side
    61,835.56x = 1,399,482,151.64
  5. Step 5: Solve for x
    x = 1,399,482,151.64/61,835.56
  6. Step 6: Final answer
    x = 22,632.32

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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.