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Finding the Fourth Proportional to 110.44, 152.34 and 73.59

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Solution

The fourth proportional to 110.44, 152.34 and 73.59 is: 101.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.44 : 152.34 = 73.59 : x
  2. Step 2: Convert to fraction form
    110.44/152.34 = 73.59/x
  3. Step 3: Cross multiply
    110.44x = 152.34 × 73.59
  4. Step 4: Simplify right side
    110.44x = 11,209.57
  5. Step 5: Solve for x
    x = 11,209.57/110.44
  6. Step 6: Final answer
    x = 101.50

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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.