Home / 269,229.17-371,538.79-148,374.88

Finding the Fourth Proportional to 269,229.17, 371,538.79 and 148,374.88

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Solution

The fourth proportional to 269,229.17, 371,538.79 and 148,374.88 is: 204,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,229.17 : 371,538.79 = 148,374.88 : x
  2. Step 2: Convert to fraction form
    269,229.17/371,538.79 = 148,374.88/x
  3. Step 3: Cross multiply
    269,229.17x = 371,538.79 × 148,374.88
  4. Step 4: Simplify right side
    269,229.17x = 55,127,022,081.81
  5. Step 5: Solve for x
    x = 55,127,022,081.81/269,229.17
  6. Step 6: Final answer
    x = 204,758.72

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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.