Home / 226,965.12-313,183.20-131,471.04

Finding the Fourth Proportional to 226,965.12, 313,183.20 and 131,471.04

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Solution

The fourth proportional to 226,965.12, 313,183.20 and 131,471.04 is: 181,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,965.12 : 313,183.20 = 131,471.04 : x
  2. Step 2: Convert to fraction form
    226,965.12/313,183.20 = 131,471.04/x
  3. Step 3: Cross multiply
    226,965.12x = 313,183.20 × 131,471.04
  4. Step 4: Simplify right side
    226,965.12x = 41,174,521,014.53
  5. Step 5: Solve for x
    x = 41,174,521,014.53/226,965.12
  6. Step 6: Final answer
    x = 181,413.43

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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.