Home / 95,012.64-131,115.39-51,991.94

Finding the Fourth Proportional to 95,012.64, 131,115.39 and 51,991.94

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Solution

The fourth proportional to 95,012.64, 131,115.39 and 51,991.94 is: 71,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,012.64 : 131,115.39 = 51,991.94 : x
  2. Step 2: Convert to fraction form
    95,012.64/131,115.39 = 51,991.94/x
  3. Step 3: Cross multiply
    95,012.64x = 131,115.39 × 51,991.94
  4. Step 4: Simplify right side
    95,012.64x = 6,816,943,489.96
  5. Step 5: Solve for x
    x = 6,816,943,489.96/95,012.64
  6. Step 6: Final answer
    x = 71,747.75

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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.