Home / 88,373.20-132,781.22-83,058.78

Finding the Fourth Proportional to 88,373.20, 132,781.22 and 83,058.78

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Solution

The fourth proportional to 88,373.20, 132,781.22 and 83,058.78 is: 124,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,373.20 : 132,781.22 = 83,058.78 : x
  2. Step 2: Convert to fraction form
    88,373.20/132,781.22 = 83,058.78/x
  3. Step 3: Cross multiply
    88,373.20x = 132,781.22 × 83,058.78
  4. Step 4: Simplify right side
    88,373.20x = 11,028,646,140.11
  5. Step 5: Solve for x
    x = 11,028,646,140.11/88,373.20
  6. Step 6: Final answer
    x = 124,796.27

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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.