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Finding the Fourth Proportional to 110.25, 164.97 and 95.86

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Solution

The fourth proportional to 110.25, 164.97 and 95.86 is: 143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.25 : 164.97 = 95.86 : x
  2. Step 2: Convert to fraction form
    110.25/164.97 = 95.86/x
  3. Step 3: Cross multiply
    110.25x = 164.97 × 95.86
  4. Step 4: Simplify right side
    110.25x = 15,814.02
  5. Step 5: Solve for x
    x = 15,814.02/110.25
  6. Step 6: Final answer
    x = 143.44

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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.