Home / 88,702.43-133,074.90-29,538.61

Finding the Fourth Proportional to 88,702.43, 133,074.90 and 29,538.61

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Solution

The fourth proportional to 88,702.43, 133,074.90 and 29,538.61 is: 44,314.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,702.43 : 133,074.90 = 29,538.61 : x
  2. Step 2: Convert to fraction form
    88,702.43/133,074.90 = 29,538.61/x
  3. Step 3: Cross multiply
    88,702.43x = 133,074.90 × 29,538.61
  4. Step 4: Simplify right side
    88,702.43x = 3,930,847,239.20
  5. Step 5: Solve for x
    x = 3,930,847,239.20/88,702.43
  6. Step 6: Final answer
    x = 44,314.99

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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.