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Finding the Fourth Proportional to 224.04, 335.78 and 102.18

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Solution

The fourth proportional to 224.04, 335.78 and 102.18 is: 153.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.04 : 335.78 = 102.18 : x
  2. Step 2: Convert to fraction form
    224.04/335.78 = 102.18/x
  3. Step 3: Cross multiply
    224.04x = 335.78 × 102.18
  4. Step 4: Simplify right side
    224.04x = 34,310.00
  5. Step 5: Solve for x
    x = 34,310.00/224.04
  6. Step 6: Final answer
    x = 153.14

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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.