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Finding the Fourth Proportional to 224.64, 337.44 and 164.16

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Solution

The fourth proportional to 224.64, 337.44 and 164.16 is: 246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.64 : 337.44 = 164.16 : x
  2. Step 2: Convert to fraction form
    224.64/337.44 = 164.16/x
  3. Step 3: Cross multiply
    224.64x = 337.44 × 164.16
  4. Step 4: Simplify right side
    224.64x = 55,394.15
  5. Step 5: Solve for x
    x = 55,394.15/224.64
  6. Step 6: Final answer
    x = 246.59

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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.