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Finding the Fourth Proportional to 204,029.70, 306,044.55 and 63,788.10

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Solution

The fourth proportional to 204,029.70, 306,044.55 and 63,788.10 is: 95,682.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,029.70 : 306,044.55 = 63,788.10 : x
  2. Step 2: Convert to fraction form
    204,029.70/306,044.55 = 63,788.10/x
  3. Step 3: Cross multiply
    204,029.70x = 306,044.55 × 63,788.10
  4. Step 4: Simplify right side
    204,029.70x = 19,522,000,359.86
  5. Step 5: Solve for x
    x = 19,522,000,359.86/204,029.70
  6. Step 6: Final answer
    x = 95,682.15

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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.