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Finding the Fourth Proportional to 241.28, 332.66 and 175.67

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Solution

The fourth proportional to 241.28, 332.66 and 175.67 is: 242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.28 : 332.66 = 175.67 : x
  2. Step 2: Convert to fraction form
    241.28/332.66 = 175.67/x
  3. Step 3: Cross multiply
    241.28x = 332.66 × 175.67
  4. Step 4: Simplify right side
    241.28x = 58,437.42
  5. Step 5: Solve for x
    x = 58,437.42/241.28
  6. Step 6: Final answer
    x = 242.20

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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.