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Finding the Fourth Proportional to 246.68, 369.90 and 165.44

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Solution

The fourth proportional to 246.68, 369.90 and 165.44 is: 248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.68 : 369.90 = 165.44 : x
  2. Step 2: Convert to fraction form
    246.68/369.90 = 165.44/x
  3. Step 3: Cross multiply
    246.68x = 369.90 × 165.44
  4. Step 4: Simplify right side
    246.68x = 61,196.26
  5. Step 5: Solve for x
    x = 61,196.26/246.68
  6. Step 6: Final answer
    x = 248.08

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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.