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Finding the Fourth Proportional to 63,098.68, 94,711.20 and 45,350.20

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Solution

The fourth proportional to 63,098.68, 94,711.20 and 45,350.20 is: 68,070.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,098.68 : 94,711.20 = 45,350.20 : x
  2. Step 2: Convert to fraction form
    63,098.68/94,711.20 = 45,350.20/x
  3. Step 3: Cross multiply
    63,098.68x = 94,711.20 × 45,350.20
  4. Step 4: Simplify right side
    63,098.68x = 4,295,171,862.24
  5. Step 5: Solve for x
    x = 4,295,171,862.24/63,098.68
  6. Step 6: Final answer
    x = 68,070.71

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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.