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Finding the Fourth Proportional to 248.90, 343.19 and 183.29

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Solution

The fourth proportional to 248.90, 343.19 and 183.29 is: 252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.90 : 343.19 = 183.29 : x
  2. Step 2: Convert to fraction form
    248.90/343.19 = 183.29/x
  3. Step 3: Cross multiply
    248.90x = 343.19 × 183.29
  4. Step 4: Simplify right side
    248.90x = 62,902.04
  5. Step 5: Solve for x
    x = 62,902.04/248.90
  6. Step 6: Final answer
    x = 252.73

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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.