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Finding the Fourth Proportional to 110.26, 152.01 and 93.85

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Solution

The fourth proportional to 110.26, 152.01 and 93.85 is: 129.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.26 : 152.01 = 93.85 : x
  2. Step 2: Convert to fraction form
    110.26/152.01 = 93.85/x
  3. Step 3: Cross multiply
    110.26x = 152.01 × 93.85
  4. Step 4: Simplify right side
    110.26x = 14,266.14
  5. Step 5: Solve for x
    x = 14,266.14/110.26
  6. Step 6: Final answer
    x = 129.39

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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.