Home / 87,832.31-131,752.11-25,502.81

Finding the Fourth Proportional to 87,832.31, 131,752.11 and 25,502.81

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Solution

The fourth proportional to 87,832.31, 131,752.11 and 25,502.81 is: 38,255.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,832.31 : 131,752.11 = 25,502.81 : x
  2. Step 2: Convert to fraction form
    87,832.31/131,752.11 = 25,502.81/x
  3. Step 3: Cross multiply
    87,832.31x = 131,752.11 × 25,502.81
  4. Step 4: Simplify right side
    87,832.31x = 3,360,049,453.44
  5. Step 5: Solve for x
    x = 3,360,049,453.44/87,832.31
  6. Step 6: Final answer
    x = 38,255.28

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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.