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Finding the Fourth Proportional to 241.76, 362.76 and 133.54

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Solution

The fourth proportional to 241.76, 362.76 and 133.54 is: 200.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.76 : 362.76 = 133.54 : x
  2. Step 2: Convert to fraction form
    241.76/362.76 = 133.54/x
  3. Step 3: Cross multiply
    241.76x = 362.76 × 133.54
  4. Step 4: Simplify right side
    241.76x = 48,442.97
  5. Step 5: Solve for x
    x = 48,442.97/241.76
  6. Step 6: Final answer
    x = 200.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.