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Finding the Fourth Proportional to 63,409.44, 95,105.52 and 28,339.68

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Solution

The fourth proportional to 63,409.44, 95,105.52 and 28,339.68 is: 42,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,409.44 : 95,105.52 = 28,339.68 : x
  2. Step 2: Convert to fraction form
    63,409.44/95,105.52 = 28,339.68/x
  3. Step 3: Cross multiply
    63,409.44x = 95,105.52 × 28,339.68
  4. Step 4: Simplify right side
    63,409.44x = 2,695,260,003.03
  5. Step 5: Solve for x
    x = 2,695,260,003.03/63,409.44
  6. Step 6: Final answer
    x = 42,505.66

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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.