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Finding the Fourth Proportional to 110.64, 165.06 and 101.04

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Solution

The fourth proportional to 110.64, 165.06 and 101.04 is: 150.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.64 : 165.06 = 101.04 : x
  2. Step 2: Convert to fraction form
    110.64/165.06 = 101.04/x
  3. Step 3: Cross multiply
    110.64x = 165.06 × 101.04
  4. Step 4: Simplify right side
    110.64x = 16,677.66
  5. Step 5: Solve for x
    x = 16,677.66/110.64
  6. Step 6: Final answer
    x = 150.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.