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Finding the Fourth Proportional to 246.50, 369.40 and 92.27

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Solution

The fourth proportional to 246.50, 369.40 and 92.27 is: 138.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.50 : 369.40 = 92.27 : x
  2. Step 2: Convert to fraction form
    246.50/369.40 = 92.27/x
  3. Step 3: Cross multiply
    246.50x = 369.40 × 92.27
  4. Step 4: Simplify right side
    246.50x = 34,082.23
  5. Step 5: Solve for x
    x = 34,082.23/246.50
  6. Step 6: Final answer
    x = 138.27

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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.