Home / 87,713.57-131,346.15-48,227.28

Finding the Fourth Proportional to 87,713.57, 131,346.15 and 48,227.28

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Solution

The fourth proportional to 87,713.57, 131,346.15 and 48,227.28 is: 72,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,713.57 : 131,346.15 = 48,227.28 : x
  2. Step 2: Convert to fraction form
    87,713.57/131,346.15 = 48,227.28/x
  3. Step 3: Cross multiply
    87,713.57x = 131,346.15 × 48,227.28
  4. Step 4: Simplify right side
    87,713.57x = 6,334,467,552.97
  5. Step 5: Solve for x
    x = 6,334,467,552.97/87,713.57
  6. Step 6: Final answer
    x = 72,217.65

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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.