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Finding the Fourth Proportional to 168.24, 250.68 and 150.06

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Solution

The fourth proportional to 168.24, 250.68 and 150.06 is: 223.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.24 : 250.68 = 150.06 : x
  2. Step 2: Convert to fraction form
    168.24/250.68 = 150.06/x
  3. Step 3: Cross multiply
    168.24x = 250.68 × 150.06
  4. Step 4: Simplify right side
    168.24x = 37,617.04
  5. Step 5: Solve for x
    x = 37,617.04/168.24
  6. Step 6: Final answer
    x = 223.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.