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Finding the Fourth Proportional to 148.83, 222.72 and 110.22

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Solution

The fourth proportional to 148.83, 222.72 and 110.22 is: 164.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148.83 : 222.72 = 110.22 : x
  2. Step 2: Convert to fraction form
    148.83/222.72 = 110.22/x
  3. Step 3: Cross multiply
    148.83x = 222.72 × 110.22
  4. Step 4: Simplify right side
    148.83x = 24,548.20
  5. Step 5: Solve for x
    x = 24,548.20/148.83
  6. Step 6: Final answer
    x = 164.94

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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.