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Finding the Fourth Proportional to 246.95, 369.92 and 116.74

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Solution

The fourth proportional to 246.95, 369.92 and 116.74 is: 174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.95 : 369.92 = 116.74 : x
  2. Step 2: Convert to fraction form
    246.95/369.92 = 116.74/x
  3. Step 3: Cross multiply
    246.95x = 369.92 × 116.74
  4. Step 4: Simplify right side
    246.95x = 43,184.56
  5. Step 5: Solve for x
    x = 43,184.56/246.95
  6. Step 6: Final answer
    x = 174.87

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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.