Home / 281,474.92-422,167.02-123,673.96

Finding the Fourth Proportional to 281,474.92, 422,167.02 and 123,673.96

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Solution

The fourth proportional to 281,474.92, 422,167.02 and 123,673.96 is: 185,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,474.92 : 422,167.02 = 123,673.96 : x
  2. Step 2: Convert to fraction form
    281,474.92/422,167.02 = 123,673.96/x
  3. Step 3: Cross multiply
    281,474.92x = 422,167.02 × 123,673.96
  4. Step 4: Simplify right side
    281,474.92x = 52,211,067,144.80
  5. Step 5: Solve for x
    x = 52,211,067,144.80/281,474.92
  6. Step 6: Final answer
    x = 185,491.01

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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.