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Finding the Fourth Proportional to 169.02, 232.74 and 132.10

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Solution

The fourth proportional to 169.02, 232.74 and 132.10 is: 181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.02 : 232.74 = 132.10 : x
  2. Step 2: Convert to fraction form
    169.02/232.74 = 132.10/x
  3. Step 3: Cross multiply
    169.02x = 232.74 × 132.10
  4. Step 4: Simplify right side
    169.02x = 30,744.37
  5. Step 5: Solve for x
    x = 30,744.37/169.02
  6. Step 6: Final answer
    x = 181.90

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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.