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Finding the Fourth Proportional to 63,591.78, 87,757.76 and 34,914.11

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Solution

The fourth proportional to 63,591.78, 87,757.76 and 34,914.11 is: 48,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,591.78 : 87,757.76 = 34,914.11 : x
  2. Step 2: Convert to fraction form
    63,591.78/87,757.76 = 34,914.11/x
  3. Step 3: Cross multiply
    63,591.78x = 87,757.76 × 34,914.11
  4. Step 4: Simplify right side
    63,591.78x = 3,063,984,085.99
  5. Step 5: Solve for x
    x = 3,063,984,085.99/63,591.78
  6. Step 6: Final answer
    x = 48,182.08

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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.