Home / 246,179.18-339,745.92-138,759.32

Finding the Fourth Proportional to 246,179.18, 339,745.92 and 138,759.32

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Solution

The fourth proportional to 246,179.18, 339,745.92 and 138,759.32 is: 191,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,179.18 : 339,745.92 = 138,759.32 : x
  2. Step 2: Convert to fraction form
    246,179.18/339,745.92 = 138,759.32/x
  3. Step 3: Cross multiply
    246,179.18x = 339,745.92 × 138,759.32
  4. Step 4: Simplify right side
    246,179.18x = 47,142,912,831.97
  5. Step 5: Solve for x
    x = 47,142,912,831.97/246,179.18
  6. Step 6: Final answer
    x = 191,498.37

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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.