Home / 88,355.88-132,505.20-29,177.28

Finding the Fourth Proportional to 88,355.88, 132,505.20 and 29,177.28

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Solution

The fourth proportional to 88,355.88, 132,505.20 and 29,177.28 is: 43,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,355.88 : 132,505.20 = 29,177.28 : x
  2. Step 2: Convert to fraction form
    88,355.88/132,505.20 = 29,177.28/x
  3. Step 3: Cross multiply
    88,355.88x = 132,505.20 × 29,177.28
  4. Step 4: Simplify right side
    88,355.88x = 3,866,141,321.86
  5. Step 5: Solve for x
    x = 3,866,141,321.86/88,355.88
  6. Step 6: Final answer
    x = 43,756.47

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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.