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Finding the Fourth Proportional to 168.01, 251.98 and 110.23

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Solution

The fourth proportional to 168.01, 251.98 and 110.23 is: 165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.01 : 251.98 = 110.23 : x
  2. Step 2: Convert to fraction form
    168.01/251.98 = 110.23/x
  3. Step 3: Cross multiply
    168.01x = 251.98 × 110.23
  4. Step 4: Simplify right side
    168.01x = 27,774.85
  5. Step 5: Solve for x
    x = 27,774.85/168.01
  6. Step 6: Final answer
    x = 165.32

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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.