Home / 204,474.30-306,711.45-141,488.70

Finding the Fourth Proportional to 204,474.30, 306,711.45 and 141,488.70

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Solution

The fourth proportional to 204,474.30, 306,711.45 and 141,488.70 is: 212,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,474.30 : 306,711.45 = 141,488.70 : x
  2. Step 2: Convert to fraction form
    204,474.30/306,711.45 = 141,488.70/x
  3. Step 3: Cross multiply
    204,474.30x = 306,711.45 × 141,488.70
  4. Step 4: Simplify right side
    204,474.30x = 43,396,204,335.62
  5. Step 5: Solve for x
    x = 43,396,204,335.62/204,474.30
  6. Step 6: Final answer
    x = 212,233.05

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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.