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Finding the Fourth Proportional to 110.16, 152.04 and 73.26

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Solution

The fourth proportional to 110.16, 152.04 and 73.26 is: 101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.16 : 152.04 = 73.26 : x
  2. Step 2: Convert to fraction form
    110.16/152.04 = 73.26/x
  3. Step 3: Cross multiply
    110.16x = 152.04 × 73.26
  4. Step 4: Simplify right side
    110.16x = 11,138.45
  5. Step 5: Solve for x
    x = 11,138.45/110.16
  6. Step 6: Final answer
    x = 101.11

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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.