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Finding the Fourth Proportional to 223.43, 335.15 and 184.55

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Solution

The fourth proportional to 223.43, 335.15 and 184.55 is: 276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.43 : 335.15 = 184.55 : x
  2. Step 2: Convert to fraction form
    223.43/335.15 = 184.55/x
  3. Step 3: Cross multiply
    223.43x = 335.15 × 184.55
  4. Step 4: Simplify right side
    223.43x = 61,851.93
  5. Step 5: Solve for x
    x = 61,851.93/223.43
  6. Step 6: Final answer
    x = 276.83

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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.