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Finding the Fourth Proportional to 240.68, 332.01 and 141.11

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Solution

The fourth proportional to 240.68, 332.01 and 141.11 is: 194.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.68 : 332.01 = 141.11 : x
  2. Step 2: Convert to fraction form
    240.68/332.01 = 141.11/x
  3. Step 3: Cross multiply
    240.68x = 332.01 × 141.11
  4. Step 4: Simplify right side
    240.68x = 46,849.93
  5. Step 5: Solve for x
    x = 46,849.93/240.68
  6. Step 6: Final answer
    x = 194.66

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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.