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Finding the Fourth Proportional to 166.93, 230.32 and 123.19

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Solution

The fourth proportional to 166.93, 230.32 and 123.19 is: 169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.93 : 230.32 = 123.19 : x
  2. Step 2: Convert to fraction form
    166.93/230.32 = 123.19/x
  3. Step 3: Cross multiply
    166.93x = 230.32 × 123.19
  4. Step 4: Simplify right side
    166.93x = 28,373.12
  5. Step 5: Solve for x
    x = 28,373.12/166.93
  6. Step 6: Final answer
    x = 169.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.