Home / 113,882.46-170,765.28-66,589.95

Finding the Fourth Proportional to 113,882.46, 170,765.28 and 66,589.95

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Solution

The fourth proportional to 113,882.46, 170,765.28 and 66,589.95 is: 99,850.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,882.46 : 170,765.28 = 66,589.95 : x
  2. Step 2: Convert to fraction form
    113,882.46/170,765.28 = 66,589.95/x
  3. Step 3: Cross multiply
    113,882.46x = 170,765.28 × 66,589.95
  4. Step 4: Simplify right side
    113,882.46x = 11,371,251,456.94
  5. Step 5: Solve for x
    x = 11,371,251,456.94/113,882.46
  6. Step 6: Final answer
    x = 99,850.77

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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.