Home / 88,264.62-132,347.09-80,732.85

Finding the Fourth Proportional to 88,264.62, 132,347.09 and 80,732.85

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Solution

The fourth proportional to 88,264.62, 132,347.09 and 80,732.85 is: 121,053.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,264.62 : 132,347.09 = 80,732.85 : x
  2. Step 2: Convert to fraction form
    88,264.62/132,347.09 = 80,732.85/x
  3. Step 3: Cross multiply
    88,264.62x = 132,347.09 × 80,732.85
  4. Step 4: Simplify right side
    88,264.62x = 10,684,757,441.35
  5. Step 5: Solve for x
    x = 10,684,757,441.35/88,264.62
  6. Step 6: Final answer
    x = 121,053.68

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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.