Home / 87,650.38-131,380.78-35,002

Finding the Fourth Proportional to 87,650.38, 131,380.78 and 35,002

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Solution

The fourth proportional to 87,650.38, 131,380.78 and 35,002 is: 52,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,650.38 : 131,380.78 = 35,002 : x
  2. Step 2: Convert to fraction form
    87,650.38/131,380.78 = 35,002/x
  3. Step 3: Cross multiply
    87,650.38x = 131,380.78 × 35,002
  4. Step 4: Simplify right side
    87,650.38x = 4,598,590,061.56
  5. Step 5: Solve for x
    x = 4,598,590,061.56/87,650.38
  6. Step 6: Final answer
    x = 52,465.15

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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.