Home / 87,609.40-131,414.10-32,198.20

Finding the Fourth Proportional to 87,609.40, 131,414.10 and 32,198.20

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Solution

The fourth proportional to 87,609.40, 131,414.10 and 32,198.20 is: 48,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,609.40 : 131,414.10 = 32,198.20 : x
  2. Step 2: Convert to fraction form
    87,609.40/131,414.10 = 32,198.20/x
  3. Step 3: Cross multiply
    87,609.40x = 131,414.10 × 32,198.20
  4. Step 4: Simplify right side
    87,609.40x = 4,231,297,474.62
  5. Step 5: Solve for x
    x = 4,231,297,474.62/87,609.40
  6. Step 6: Final answer
    x = 48,297.30

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1.5x scale

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.