Home / 87,835.68-131,755.68-25,506.72

Finding the Fourth Proportional to 87,835.68, 131,755.68 and 25,506.72

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Solution

The fourth proportional to 87,835.68, 131,755.68 and 25,506.72 is: 38,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,835.68 : 131,755.68 = 25,506.72 : x
  2. Step 2: Convert to fraction form
    87,835.68/131,755.68 = 25,506.72/x
  3. Step 3: Cross multiply
    87,835.68x = 131,755.68 × 25,506.72
  4. Step 4: Simplify right side
    87,835.68x = 3,360,655,238.17
  5. Step 5: Solve for x
    x = 3,360,655,238.17/87,835.68
  6. Step 6: Final answer
    x = 38,260.71

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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.