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Finding the Fourth Proportional to 168.99, 233.22 and 95.33

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Solution

The fourth proportional to 168.99, 233.22 and 95.33 is: 131.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.99 : 233.22 = 95.33 : x
  2. Step 2: Convert to fraction form
    168.99/233.22 = 95.33/x
  3. Step 3: Cross multiply
    168.99x = 233.22 × 95.33
  4. Step 4: Simplify right side
    168.99x = 22,231.70
  5. Step 5: Solve for x
    x = 22,231.70/168.99
  6. Step 6: Final answer
    x = 131.56

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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.