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Finding the Fourth Proportional to 95,268.87, 131,481.88 and 54,993.44

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Solution

The fourth proportional to 95,268.87, 131,481.88 and 54,993.44 is: 75,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,268.87 : 131,481.88 = 54,993.44 : x
  2. Step 2: Convert to fraction form
    95,268.87/131,481.88 = 54,993.44/x
  3. Step 3: Cross multiply
    95,268.87x = 131,481.88 × 54,993.44
  4. Step 4: Simplify right side
    95,268.87x = 7,230,641,070.09
  5. Step 5: Solve for x
    x = 7,230,641,070.09/95,268.87
  6. Step 6: Final answer
    x = 75,897.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.