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Finding the Fourth Proportional to 246.43, 369.10 and 165.16

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Solution

The fourth proportional to 246.43, 369.10 and 165.16 is: 247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.43 : 369.10 = 165.16 : x
  2. Step 2: Convert to fraction form
    246.43/369.10 = 165.16/x
  3. Step 3: Cross multiply
    246.43x = 369.10 × 165.16
  4. Step 4: Simplify right side
    246.43x = 60,960.56
  5. Step 5: Solve for x
    x = 60,960.56/246.43
  6. Step 6: Final answer
    x = 247.37

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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.