Home / 246,180.18-339,747.30-138,760.32

Finding the Fourth Proportional to 246,180.18, 339,747.30 and 138,760.32

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Solution

The fourth proportional to 246,180.18, 339,747.30 and 138,760.32 is: 191,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,180.18 : 339,747.30 = 138,760.32 : x
  2. Step 2: Convert to fraction form
    246,180.18/339,747.30 = 138,760.32/x
  3. Step 3: Cross multiply
    246,180.18x = 339,747.30 × 138,760.32
  4. Step 4: Simplify right side
    246,180.18x = 47,143,444,067.14
  5. Step 5: Solve for x
    x = 47,143,444,067.14/246,180.18
  6. Step 6: Final answer
    x = 191,499.75

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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.