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Finding the Fourth Proportional to 110.46, 165.51 and 93.37

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Solution

The fourth proportional to 110.46, 165.51 and 93.37 is: 139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.46 : 165.51 = 93.37 : x
  2. Step 2: Convert to fraction form
    110.46/165.51 = 93.37/x
  3. Step 3: Cross multiply
    110.46x = 165.51 × 93.37
  4. Step 4: Simplify right side
    110.46x = 15,453.57
  5. Step 5: Solve for x
    x = 15,453.57/110.46
  6. Step 6: Final answer
    x = 139.90

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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.