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Finding the Fourth Proportional to 246,642.30, 369,939.21 and 167,190.64

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Solution

The fourth proportional to 246,642.30, 369,939.21 and 167,190.64 is: 250,769.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,642.30 : 369,939.21 = 167,190.64 : x
  2. Step 2: Convert to fraction form
    246,642.30/369,939.21 = 167,190.64/x
  3. Step 3: Cross multiply
    246,642.30x = 369,939.21 × 167,190.64
  4. Step 4: Simplify right side
    246,642.30x = 61,850,375,505.88
  5. Step 5: Solve for x
    x = 61,850,375,505.88/246,642.30
  6. Step 6: Final answer
    x = 250,769.53

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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.