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Finding the Fourth Proportional to 241, 361.50 and 132.76

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Solution

The fourth proportional to 241, 361.50 and 132.76 is: 199.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    241 : 361.50 = 132.76 : x
  2. Step 2: Convert to fraction form
    241/361.50 = 132.76/x
  3. Step 3: Cross multiply
    241x = 361.50 × 132.76
  4. Step 4: Simplify right side
    241x = 47,992.74
  5. Step 5: Solve for x
    x = 47,992.74/241
  6. Step 6: Final answer
    x = 199.14

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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.