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Finding the Fourth Proportional to 63,149.63, 87,115.04 and 44,069.42

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Solution

The fourth proportional to 63,149.63, 87,115.04 and 44,069.42 is: 60,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,149.63 : 87,115.04 = 44,069.42 : x
  2. Step 2: Convert to fraction form
    63,149.63/87,115.04 = 44,069.42/x
  3. Step 3: Cross multiply
    63,149.63x = 87,115.04 × 44,069.42
  4. Step 4: Simplify right side
    63,149.63x = 3,839,109,206.65
  5. Step 5: Solve for x
    x = 3,839,109,206.65/63,149.63
  6. Step 6: Final answer
    x = 60,793.86

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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.