Home / 198,251.11-273,579.20-107,605.14

Finding the Fourth Proportional to 198,251.11, 273,579.20 and 107,605.14

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Solution

The fourth proportional to 198,251.11, 273,579.20 and 107,605.14 is: 148,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,251.11 : 273,579.20 = 107,605.14 : x
  2. Step 2: Convert to fraction form
    198,251.11/273,579.20 = 107,605.14/x
  3. Step 3: Cross multiply
    198,251.11x = 273,579.20 × 107,605.14
  4. Step 4: Simplify right side
    198,251.11x = 29,438,526,956.66
  5. Step 5: Solve for x
    x = 29,438,526,956.66/198,251.11
  6. Step 6: Final answer
    x = 148,491.11

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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.