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Finding the Fourth Proportional to 224, 336.01 and 108.54

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Solution

The fourth proportional to 224, 336.01 and 108.54 is: 162.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    224 : 336.01 = 108.54 : x
  2. Step 2: Convert to fraction form
    224/336.01 = 108.54/x
  3. Step 3: Cross multiply
    224x = 336.01 × 108.54
  4. Step 4: Simplify right side
    224x = 36,469.98
  5. Step 5: Solve for x
    x = 36,469.98/224
  6. Step 6: Final answer
    x = 162.81

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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.