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Finding the Fourth Proportional to 63,874.91, 88,150.10 and 35,580.61

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Solution

The fourth proportional to 63,874.91, 88,150.10 and 35,580.61 is: 49,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,874.91 : 88,150.10 = 35,580.61 : x
  2. Step 2: Convert to fraction form
    63,874.91/88,150.10 = 35,580.61/x
  3. Step 3: Cross multiply
    63,874.91x = 88,150.10 × 35,580.61
  4. Step 4: Simplify right side
    63,874.91x = 3,136,434,329.56
  5. Step 5: Solve for x
    x = 3,136,434,329.56/63,874.91
  6. Step 6: Final answer
    x = 49,102.76

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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.