Home / 88,355.92-132,538.14-29,190.28

Finding the Fourth Proportional to 88,355.92, 132,538.14 and 29,190.28

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Solution

The fourth proportional to 88,355.92, 132,538.14 and 29,190.28 is: 43,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,355.92 : 132,538.14 = 29,190.28 : x
  2. Step 2: Convert to fraction form
    88,355.92/132,538.14 = 29,190.28/x
  3. Step 3: Cross multiply
    88,355.92x = 132,538.14 × 29,190.28
  4. Step 4: Simplify right side
    88,355.92x = 3,868,825,417.28
  5. Step 5: Solve for x
    x = 3,868,825,417.28/88,355.92
  6. Step 6: Final answer
    x = 43,786.83

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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.