Home / 226,865.16-313,092-131,373.54

Finding the Fourth Proportional to 226,865.16, 313,092 and 131,373.54

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Solution

The fourth proportional to 226,865.16, 313,092 and 131,373.54 is: 181,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,865.16 : 313,092 = 131,373.54 : x
  2. Step 2: Convert to fraction form
    226,865.16/313,092 = 131,373.54/x
  3. Step 3: Cross multiply
    226,865.16x = 313,092 × 131,373.54
  4. Step 4: Simplify right side
    226,865.16x = 41,132,004,385.68
  5. Step 5: Solve for x
    x = 41,132,004,385.68/226,865.16
  6. Step 6: Final answer
    x = 181,305.95

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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.