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Finding the Fourth Proportional to 110.97, 166.34 and 50.06

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Solution

The fourth proportional to 110.97, 166.34 and 50.06 is: 75.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.97 : 166.34 = 50.06 : x
  2. Step 2: Convert to fraction form
    110.97/166.34 = 50.06/x
  3. Step 3: Cross multiply
    110.97x = 166.34 × 50.06
  4. Step 4: Simplify right side
    110.97x = 8,325.90
  5. Step 5: Solve for x
    x = 8,325.90/110.97
  6. Step 6: Final answer
    x = 75.03

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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.