Home / 198,003.53-273,470.39-134,230.61

Finding the Fourth Proportional to 198,003.53, 273,470.39 and 134,230.61

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Solution

The fourth proportional to 198,003.53, 273,470.39 and 134,230.61 is: 185,391.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,003.53 : 273,470.39 = 134,230.61 : x
  2. Step 2: Convert to fraction form
    198,003.53/273,470.39 = 134,230.61/x
  3. Step 3: Cross multiply
    198,003.53x = 273,470.39 × 134,230.61
  4. Step 4: Simplify right side
    198,003.53x = 36,708,097,279.16
  5. Step 5: Solve for x
    x = 36,708,097,279.16/198,003.53
  6. Step 6: Final answer
    x = 185,391.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.