Home / 204,264.43-306,396.68-54,505.25

Finding the Fourth Proportional to 204,264.43, 306,396.68 and 54,505.25

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Solution

The fourth proportional to 204,264.43, 306,396.68 and 54,505.25 is: 81,757.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,264.43 : 306,396.68 = 54,505.25 : x
  2. Step 2: Convert to fraction form
    204,264.43/306,396.68 = 54,505.25/x
  3. Step 3: Cross multiply
    204,264.43x = 306,396.68 × 54,505.25
  4. Step 4: Simplify right side
    204,264.43x = 16,700,228,710.53
  5. Step 5: Solve for x
    x = 16,700,228,710.53/204,264.43
  6. Step 6: Final answer
    x = 81,757.89

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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.