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Finding the Fourth Proportional to 251.52, 345.96 and 241.44

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Solution

The fourth proportional to 251.52, 345.96 and 241.44 is: 332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.52 : 345.96 = 241.44 : x
  2. Step 2: Convert to fraction form
    251.52/345.96 = 241.44/x
  3. Step 3: Cross multiply
    251.52x = 345.96 × 241.44
  4. Step 4: Simplify right side
    251.52x = 83,528.58
  5. Step 5: Solve for x
    x = 83,528.58/251.52
  6. Step 6: Final answer
    x = 332.10

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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.