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Finding the Fourth Proportional to 246.87, 370.25 and 92.82

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Solution

The fourth proportional to 246.87, 370.25 and 92.82 is: 139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.87 : 370.25 = 92.82 : x
  2. Step 2: Convert to fraction form
    246.87/370.25 = 92.82/x
  3. Step 3: Cross multiply
    246.87x = 370.25 × 92.82
  4. Step 4: Simplify right side
    246.87x = 34,366.61
  5. Step 5: Solve for x
    x = 34,366.61/246.87
  6. Step 6: Final answer
    x = 139.21

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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.