Home / 87,476.22-131,192.28-25,146.72

Finding the Fourth Proportional to 87,476.22, 131,192.28 and 25,146.72

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Solution

The fourth proportional to 87,476.22, 131,192.28 and 25,146.72 is: 37,713.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,476.22 : 131,192.28 = 25,146.72 : x
  2. Step 2: Convert to fraction form
    87,476.22/131,192.28 = 25,146.72/x
  3. Step 3: Cross multiply
    87,476.22x = 131,192.28 × 25,146.72
  4. Step 4: Simplify right side
    87,476.22x = 3,299,055,531.32
  5. Step 5: Solve for x
    x = 3,299,055,531.32/87,476.22
  6. Step 6: Final answer
    x = 37,713.74

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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.