Home / 206,839.43-309,972.09-94,244.48

Finding the Fourth Proportional to 206,839.43, 309,972.09 and 94,244.48

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Solution

The fourth proportional to 206,839.43, 309,972.09 and 94,244.48 is: 141,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,839.43 : 309,972.09 = 94,244.48 : x
  2. Step 2: Convert to fraction form
    206,839.43/309,972.09 = 94,244.48/x
  3. Step 3: Cross multiply
    206,839.43x = 309,972.09 × 94,244.48
  4. Step 4: Simplify right side
    206,839.43x = 29,213,156,886.70
  5. Step 5: Solve for x
    x = 29,213,156,886.70/206,839.43
  6. Step 6: Final answer
    x = 141,235.92

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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.