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Finding the Fourth Proportional to 246,461.62, 339,960.42 and 161,584.12

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Solution

The fourth proportional to 246,461.62, 339,960.42 and 161,584.12 is: 222,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,461.62 : 339,960.42 = 161,584.12 : x
  2. Step 2: Convert to fraction form
    246,461.62/339,960.42 = 161,584.12/x
  3. Step 3: Cross multiply
    246,461.62x = 339,960.42 × 161,584.12
  4. Step 4: Simplify right side
    246,461.62x = 54,932,205,300.53
  5. Step 5: Solve for x
    x = 54,932,205,300.53/246,461.62
  6. Step 6: Final answer
    x = 222,883.41

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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.