Home / 246,203.86-339,777.30-137,320.42

Finding the Fourth Proportional to 246,203.86, 339,777.30 and 137,320.42

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Solution

The fourth proportional to 246,203.86, 339,777.30 and 137,320.42 is: 189,511.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,203.86 : 339,777.30 = 137,320.42 : x
  2. Step 2: Convert to fraction form
    246,203.86/339,777.30 = 137,320.42/x
  3. Step 3: Cross multiply
    246,203.86x = 339,777.30 × 137,320.42
  4. Step 4: Simplify right side
    246,203.86x = 46,658,361,542.47
  5. Step 5: Solve for x
    x = 46,658,361,542.47/246,203.86
  6. Step 6: Final answer
    x = 189,511.09

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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.