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Finding the Fourth Proportional to 110.73, 166.10 and 29.58

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Solution

The fourth proportional to 110.73, 166.10 and 29.58 is: 44.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.73 : 166.10 = 29.58 : x
  2. Step 2: Convert to fraction form
    110.73/166.10 = 29.58/x
  3. Step 3: Cross multiply
    110.73x = 166.10 × 29.58
  4. Step 4: Simplify right side
    110.73x = 4,913.09
  5. Step 5: Solve for x
    x = 4,913.09/110.73
  6. Step 6: Final answer
    x = 44.37

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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.