Home / 87,614.03-131,431.98-34,299.12

Finding the Fourth Proportional to 87,614.03, 131,431.98 and 34,299.12

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Solution

The fourth proportional to 87,614.03, 131,431.98 and 34,299.12 is: 51,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,614.03 : 131,431.98 = 34,299.12 : x
  2. Step 2: Convert to fraction form
    87,614.03/131,431.98 = 34,299.12/x
  3. Step 3: Cross multiply
    87,614.03x = 131,431.98 × 34,299.12
  4. Step 4: Simplify right side
    87,614.03x = 4,508,001,253.86
  5. Step 5: Solve for x
    x = 4,508,001,253.86/87,614.03
  6. Step 6: Final answer
    x = 51,452.96

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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.