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Finding the Fourth Proportional to 63,930.60, 95,939.10 and 35,850.60

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Solution

The fourth proportional to 63,930.60, 95,939.10 and 35,850.60 is: 53,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,930.60 : 95,939.10 = 35,850.60 : x
  2. Step 2: Convert to fraction form
    63,930.60/95,939.10 = 35,850.60/x
  3. Step 3: Cross multiply
    63,930.60x = 95,939.10 × 35,850.60
  4. Step 4: Simplify right side
    63,930.60x = 3,439,474,298.46
  5. Step 5: Solve for x
    x = 3,439,474,298.46/63,930.60
  6. Step 6: Final answer
    x = 53,800.13

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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.