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Finding the Fourth Proportional to 224.22, 335.58 and 192.54

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Solution

The fourth proportional to 224.22, 335.58 and 192.54 is: 288.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.22 : 335.58 = 192.54 : x
  2. Step 2: Convert to fraction form
    224.22/335.58 = 192.54/x
  3. Step 3: Cross multiply
    224.22x = 335.58 × 192.54
  4. Step 4: Simplify right side
    224.22x = 64,612.57
  5. Step 5: Solve for x
    x = 64,612.57/224.22
  6. Step 6: Final answer
    x = 288.17

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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.