Home / 178,755.57-268,133.11-45,635.85

Finding the Fourth Proportional to 178,755.57, 268,133.11 and 45,635.85

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Solution

The fourth proportional to 178,755.57, 268,133.11 and 45,635.85 is: 68,453.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,755.57 : 268,133.11 = 45,635.85 : x
  2. Step 2: Convert to fraction form
    178,755.57/268,133.11 = 45,635.85/x
  3. Step 3: Cross multiply
    178,755.57x = 268,133.11 × 45,635.85
  4. Step 4: Simplify right side
    178,755.57x = 12,236,482,273.90
  5. Step 5: Solve for x
    x = 12,236,482,273.90/178,755.57
  6. Step 6: Final answer
    x = 68,453.71

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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.