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Finding the Fourth Proportional to 162.54, 224.22 and 110.10

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Solution

The fourth proportional to 162.54, 224.22 and 110.10 is: 151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.54 : 224.22 = 110.10 : x
  2. Step 2: Convert to fraction form
    162.54/224.22 = 110.10/x
  3. Step 3: Cross multiply
    162.54x = 224.22 × 110.10
  4. Step 4: Simplify right side
    162.54x = 24,686.62
  5. Step 5: Solve for x
    x = 24,686.62/162.54
  6. Step 6: Final answer
    x = 151.88

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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.