Home / 227,186.67-313,517.61-131,748.69

Finding the Fourth Proportional to 227,186.67, 313,517.61 and 131,748.69

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Solution

The fourth proportional to 227,186.67, 313,517.61 and 131,748.69 is: 181,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,186.67 : 313,517.61 = 131,748.69 : x
  2. Step 2: Convert to fraction form
    227,186.67/313,517.61 = 131,748.69/x
  3. Step 3: Cross multiply
    227,186.67x = 313,517.61 × 131,748.69
  4. Step 4: Simplify right side
    227,186.67x = 41,305,534,409.43
  5. Step 5: Solve for x
    x = 41,305,534,409.43/227,186.67
  6. Step 6: Final answer
    x = 181,813.20

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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.