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Finding the Fourth Proportional to 241.65, 362.16 and 169.56

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Solution

The fourth proportional to 241.65, 362.16 and 169.56 is: 254.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.65 : 362.16 = 169.56 : x
  2. Step 2: Convert to fraction form
    241.65/362.16 = 169.56/x
  3. Step 3: Cross multiply
    241.65x = 362.16 × 169.56
  4. Step 4: Simplify right side
    241.65x = 61,407.85
  5. Step 5: Solve for x
    x = 61,407.85/241.65
  6. Step 6: Final answer
    x = 254.12

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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.