Home / 167,788.90-231,551.76-92,335.78

Finding the Fourth Proportional to 167,788.90, 231,551.76 and 92,335.78

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Solution

The fourth proportional to 167,788.90, 231,551.76 and 92,335.78 is: 127,425.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,788.90 : 231,551.76 = 92,335.78 : x
  2. Step 2: Convert to fraction form
    167,788.90/231,551.76 = 92,335.78/x
  3. Step 3: Cross multiply
    167,788.90x = 231,551.76 × 92,335.78
  4. Step 4: Simplify right side
    167,788.90x = 21,380,512,369.97
  5. Step 5: Solve for x
    x = 21,380,512,369.97/167,788.90
  6. Step 6: Final answer
    x = 127,425.07

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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.