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Finding the Fourth Proportional to 246.06, 369.18 and 124.38

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Solution

The fourth proportional to 246.06, 369.18 and 124.38 is: 186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.06 : 369.18 = 124.38 : x
  2. Step 2: Convert to fraction form
    246.06/369.18 = 124.38/x
  3. Step 3: Cross multiply
    246.06x = 369.18 × 124.38
  4. Step 4: Simplify right side
    246.06x = 45,918.61
  5. Step 5: Solve for x
    x = 45,918.61/246.06
  6. Step 6: Final answer
    x = 186.62

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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.