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Finding the Fourth Proportional to 246.43, 369.87 and 100.26

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Solution

The fourth proportional to 246.43, 369.87 and 100.26 is: 150.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.43 : 369.87 = 100.26 : x
  2. Step 2: Convert to fraction form
    246.43/369.87 = 100.26/x
  3. Step 3: Cross multiply
    246.43x = 369.87 × 100.26
  4. Step 4: Simplify right side
    246.43x = 37,084.22
  5. Step 5: Solve for x
    x = 37,084.22/246.43
  6. Step 6: Final answer
    x = 150.48

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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.