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Finding the Fourth Proportional to 254.41, 351.14 and 167.04

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Solution

The fourth proportional to 254.41, 351.14 and 167.04 is: 230.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.41 : 351.14 = 167.04 : x
  2. Step 2: Convert to fraction form
    254.41/351.14 = 167.04/x
  3. Step 3: Cross multiply
    254.41x = 351.14 × 167.04
  4. Step 4: Simplify right side
    254.41x = 58,654.43
  5. Step 5: Solve for x
    x = 58,654.43/254.41
  6. Step 6: Final answer
    x = 230.55

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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.