Home / 227,454.86-313,786.26-131,906.24

Finding the Fourth Proportional to 227,454.86, 313,786.26 and 131,906.24

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Solution

The fourth proportional to 227,454.86, 313,786.26 and 131,906.24 is: 181,971.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,454.86 : 313,786.26 = 131,906.24 : x
  2. Step 2: Convert to fraction form
    227,454.86/313,786.26 = 131,906.24/x
  3. Step 3: Cross multiply
    227,454.86x = 313,786.26 × 131,906.24
  4. Step 4: Simplify right side
    227,454.86x = 41,390,365,720.26
  5. Step 5: Solve for x
    x = 41,390,365,720.26/227,454.86
  6. Step 6: Final answer
    x = 181,971.78

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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.