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Finding the Fourth Proportional to 246.12, 339.73 and 163.37

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Solution

The fourth proportional to 246.12, 339.73 and 163.37 is: 225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.12 : 339.73 = 163.37 : x
  2. Step 2: Convert to fraction form
    246.12/339.73 = 163.37/x
  3. Step 3: Cross multiply
    246.12x = 339.73 × 163.37
  4. Step 4: Simplify right side
    246.12x = 55,499.58
  5. Step 5: Solve for x
    x = 55,499.58/246.12
  6. Step 6: Final answer
    x = 225.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.