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Finding the Fourth Proportional to 66,447.27, 99,691.00 and 23,747.10

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Solution

The fourth proportional to 66,447.27, 99,691.00 and 23,747.10 is: 35,627.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,447.27 : 99,691.00 = 23,747.10 : x
  2. Step 2: Convert to fraction form
    66,447.27/99,691.00 = 23,747.10/x
  3. Step 3: Cross multiply
    66,447.27x = 99,691.00 × 23,747.10
  4. Step 4: Simplify right side
    66,447.27x = 2,367,372,027.36
  5. Step 5: Solve for x
    x = 2,367,372,027.36/66,447.27
  6. Step 6: Final answer
    x = 35,627.83

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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.