Home / 151,198.92-226,849.37-66,947.58

Finding the Fourth Proportional to 151,198.92, 226,849.37 and 66,947.58

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Solution

The fourth proportional to 151,198.92, 226,849.37 and 66,947.58 is: 100,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,198.92 : 226,849.37 = 66,947.58 : x
  2. Step 2: Convert to fraction form
    151,198.92/226,849.37 = 66,947.58/x
  3. Step 3: Cross multiply
    151,198.92x = 226,849.37 × 66,947.58
  4. Step 4: Simplify right side
    151,198.92x = 15,187,016,011.29
  5. Step 5: Solve for x
    x = 15,187,016,011.29/151,198.92
  6. Step 6: Final answer
    x = 100,443.95

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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.