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Finding the Fourth Proportional to 204,031.70, 306,047.55 and 63,790.10

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Solution

The fourth proportional to 204,031.70, 306,047.55 and 63,790.10 is: 95,685.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,031.70 : 306,047.55 = 63,790.10 : x
  2. Step 2: Convert to fraction form
    204,031.70/306,047.55 = 63,790.10/x
  3. Step 3: Cross multiply
    204,031.70x = 306,047.55 × 63,790.10
  4. Step 4: Simplify right side
    204,031.70x = 19,522,803,819.26
  5. Step 5: Solve for x
    x = 19,522,803,819.26/204,031.70
  6. Step 6: Final answer
    x = 95,685.15

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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.