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Finding the Fourth Proportional to 243.92, 336.62 and 184.79

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Solution

The fourth proportional to 243.92, 336.62 and 184.79 is: 255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.92 : 336.62 = 184.79 : x
  2. Step 2: Convert to fraction form
    243.92/336.62 = 184.79/x
  3. Step 3: Cross multiply
    243.92x = 336.62 × 184.79
  4. Step 4: Simplify right side
    243.92x = 62,204.27
  5. Step 5: Solve for x
    x = 62,204.27/243.92
  6. Step 6: Final answer
    x = 255.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.