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Finding the Fourth Proportional to 63,969.41, 95,906.72 and 30,657.75

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Solution

The fourth proportional to 63,969.41, 95,906.72 and 30,657.75 is: 45,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969.41 : 95,906.72 = 30,657.75 : x
  2. Step 2: Convert to fraction form
    63,969.41/95,906.72 = 30,657.75/x
  3. Step 3: Cross multiply
    63,969.41x = 95,906.72 × 30,657.75
  4. Step 4: Simplify right side
    63,969.41x = 2,940,284,245.08
  5. Step 5: Solve for x
    x = 2,940,284,245.08/63,969.41
  6. Step 6: Final answer
    x = 45,963.91

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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.