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Finding the Fourth Proportional to 63,796.16, 95,694.30 and 30,508.40

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Solution

The fourth proportional to 63,796.16, 95,694.30 and 30,508.40 is: 45,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,796.16 : 95,694.30 = 30,508.40 : x
  2. Step 2: Convert to fraction form
    63,796.16/95,694.30 = 30,508.40/x
  3. Step 3: Cross multiply
    63,796.16x = 95,694.30 × 30,508.40
  4. Step 4: Simplify right side
    63,796.16x = 2,919,479,982.12
  5. Step 5: Solve for x
    x = 2,919,479,982.12/63,796.16
  6. Step 6: Final answer
    x = 45,762.63

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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.