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Finding the Fourth Proportional to 273.19, 409.92 and 110.92

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Solution

The fourth proportional to 273.19, 409.92 and 110.92 is: 166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.19 : 409.92 = 110.92 : x
  2. Step 2: Convert to fraction form
    273.19/409.92 = 110.92/x
  3. Step 3: Cross multiply
    273.19x = 409.92 × 110.92
  4. Step 4: Simplify right side
    273.19x = 45,468.33
  5. Step 5: Solve for x
    x = 45,468.33/273.19
  6. Step 6: Final answer
    x = 166.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.