Home / 88,472.14-132,730.69-26,142.64

Finding the Fourth Proportional to 88,472.14, 132,730.69 and 26,142.64

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Solution

The fourth proportional to 88,472.14, 132,730.69 and 26,142.64 is: 39,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,472.14 : 132,730.69 = 26,142.64 : x
  2. Step 2: Convert to fraction form
    88,472.14/132,730.69 = 26,142.64/x
  3. Step 3: Cross multiply
    88,472.14x = 132,730.69 × 26,142.64
  4. Step 4: Simplify right side
    88,472.14x = 3,469,930,645.62
  5. Step 5: Solve for x
    x = 3,469,930,645.62/88,472.14
  6. Step 6: Final answer
    x = 39,220.60

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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.