Home / 226,872.54-313,049.39-131,360.81

Finding the Fourth Proportional to 226,872.54, 313,049.39 and 131,360.81

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Solution

The fourth proportional to 226,872.54, 313,049.39 and 131,360.81 is: 181,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,872.54 : 313,049.39 = 131,360.81 : x
  2. Step 2: Convert to fraction form
    226,872.54/313,049.39 = 131,360.81/x
  3. Step 3: Cross multiply
    226,872.54x = 313,049.39 × 131,360.81
  4. Step 4: Simplify right side
    226,872.54x = 41,122,419,218.35
  5. Step 5: Solve for x
    x = 41,122,419,218.35/226,872.54
  6. Step 6: Final answer
    x = 181,257.81

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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.