Home / 88,295.22-132,439.88-38,375.36

Finding the Fourth Proportional to 88,295.22, 132,439.88 and 38,375.36

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Solution

The fourth proportional to 88,295.22, 132,439.88 and 38,375.36 is: 57,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,295.22 : 132,439.88 = 38,375.36 : x
  2. Step 2: Convert to fraction form
    88,295.22/132,439.88 = 38,375.36/x
  3. Step 3: Cross multiply
    88,295.22x = 132,439.88 × 38,375.36
  4. Step 4: Simplify right side
    88,295.22x = 5,082,428,073.36
  5. Step 5: Solve for x
    x = 5,082,428,073.36/88,295.22
  6. Step 6: Final answer
    x = 57,561.76

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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.