Home / 246,142.80-339,451.56-161,306.64

Finding the Fourth Proportional to 246,142.80, 339,451.56 and 161,306.64

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Solution

The fourth proportional to 246,142.80, 339,451.56 and 161,306.64 is: 222,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,142.80 : 339,451.56 = 161,306.64 : x
  2. Step 2: Convert to fraction form
    246,142.80/339,451.56 = 161,306.64/x
  3. Step 3: Cross multiply
    246,142.80x = 339,451.56 × 161,306.64
  4. Step 4: Simplify right side
    246,142.80x = 54,755,790,586.36
  5. Step 5: Solve for x
    x = 54,755,790,586.36/246,142.80
  6. Step 6: Final answer
    x = 222,455.38

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1.5x scale

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.