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Finding the Fourth Proportional to 63,909.53, 88,193.39 and 35,614.49

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Solution

The fourth proportional to 63,909.53, 88,193.39 and 35,614.49 is: 49,147.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,909.53 : 88,193.39 = 35,614.49 : x
  2. Step 2: Convert to fraction form
    63,909.53/88,193.39 = 35,614.49/x
  3. Step 3: Cross multiply
    63,909.53x = 88,193.39 × 35,614.49
  4. Step 4: Simplify right side
    63,909.53x = 3,140,962,428.15
  5. Step 5: Solve for x
    x = 3,140,962,428.15/63,909.53
  6. Step 6: Final answer
    x = 49,147.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.