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Finding the Fourth Proportional to 193.56, 266.46 and 184.86

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Solution

The fourth proportional to 193.56, 266.46 and 184.86 is: 254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.56 : 266.46 = 184.86 : x
  2. Step 2: Convert to fraction form
    193.56/266.46 = 184.86/x
  3. Step 3: Cross multiply
    193.56x = 266.46 × 184.86
  4. Step 4: Simplify right side
    193.56x = 49,257.80
  5. Step 5: Solve for x
    x = 49,257.80/193.56
  6. Step 6: Final answer
    x = 254.48

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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.