Home / 204,029.70-306,044.55-109,551.30

Finding the Fourth Proportional to 204,029.70, 306,044.55 and 109,551.30

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Solution

The fourth proportional to 204,029.70, 306,044.55 and 109,551.30 is: 164,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,029.70 : 306,044.55 = 109,551.30 : x
  2. Step 2: Convert to fraction form
    204,029.70/306,044.55 = 109,551.30/x
  3. Step 3: Cross multiply
    204,029.70x = 306,044.55 × 109,551.30
  4. Step 4: Simplify right side
    204,029.70x = 33,527,578,310.42
  5. Step 5: Solve for x
    x = 33,527,578,310.42/204,029.70
  6. Step 6: Final answer
    x = 164,326.95

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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.