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Finding the Fourth Proportional to 63,384.10, 95,081.10 and 28,327.30

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Solution

The fourth proportional to 63,384.10, 95,081.10 and 28,327.30 is: 42,493.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,384.10 : 95,081.10 = 28,327.30 : x
  2. Step 2: Convert to fraction form
    63,384.10/95,081.10 = 28,327.30/x
  3. Step 3: Cross multiply
    63,384.10x = 95,081.10 × 28,327.30
  4. Step 4: Simplify right side
    63,384.10x = 2,693,390,844.03
  5. Step 5: Solve for x
    x = 2,693,390,844.03/63,384.10
  6. Step 6: Final answer
    x = 42,493.16

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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.