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Finding the Fourth Proportional to 63,467.61, 95,201.19 and 28,382.64

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Solution

The fourth proportional to 63,467.61, 95,201.19 and 28,382.64 is: 42,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,467.61 : 95,201.19 = 28,382.64 : x
  2. Step 2: Convert to fraction form
    63,467.61/95,201.19 = 28,382.64/x
  3. Step 3: Cross multiply
    63,467.61x = 95,201.19 × 28,382.64
  4. Step 4: Simplify right side
    63,467.61x = 2,702,061,103.34
  5. Step 5: Solve for x
    x = 2,702,061,103.34/63,467.61
  6. Step 6: Final answer
    x = 42,573.86

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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.