Home / 444,930.56-667,390.27-107,974

Finding the Fourth Proportional to 444,930.56, 667,390.27 and 107,974

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Solution

The fourth proportional to 444,930.56, 667,390.27 and 107,974 is: 161,959.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,930.56 : 667,390.27 = 107,974 : x
  2. Step 2: Convert to fraction form
    444,930.56/667,390.27 = 107,974/x
  3. Step 3: Cross multiply
    444,930.56x = 667,390.27 × 107,974
  4. Step 4: Simplify right side
    444,930.56x = 72,060,797,012.98
  5. Step 5: Solve for x
    x = 72,060,797,012.98/444,930.56
  6. Step 6: Final answer
    x = 161,959.65

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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.