Home / 95,171.60-131,400.96-85,067.66

Finding the Fourth Proportional to 95,171.60, 131,400.96 and 85,067.66

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Solution

The fourth proportional to 95,171.60, 131,400.96 and 85,067.66 is: 117,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,171.60 : 131,400.96 = 85,067.66 : x
  2. Step 2: Convert to fraction form
    95,171.60/131,400.96 = 85,067.66/x
  3. Step 3: Cross multiply
    95,171.60x = 131,400.96 × 85,067.66
  4. Step 4: Simplify right side
    95,171.60x = 11,177,972,188.95
  5. Step 5: Solve for x
    x = 11,177,972,188.95/95,171.60
  6. Step 6: Final answer
    x = 117,450.71

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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.