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Finding the Fourth Proportional to 248.94, 343.42 and 175.29

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Solution

The fourth proportional to 248.94, 343.42 and 175.29 is: 241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.94 : 343.42 = 175.29 : x
  2. Step 2: Convert to fraction form
    248.94/343.42 = 175.29/x
  3. Step 3: Cross multiply
    248.94x = 343.42 × 175.29
  4. Step 4: Simplify right side
    248.94x = 60,198.09
  5. Step 5: Solve for x
    x = 60,198.09/248.94
  6. Step 6: Final answer
    x = 241.82

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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.