Home / 246,027.36-339,516.20-138,632

Finding the Fourth Proportional to 246,027.36, 339,516.20 and 138,632

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Solution

The fourth proportional to 246,027.36, 339,516.20 and 138,632 is: 191,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,027.36 : 339,516.20 = 138,632 : x
  2. Step 2: Convert to fraction form
    246,027.36/339,516.20 = 138,632/x
  3. Step 3: Cross multiply
    246,027.36x = 339,516.20 × 138,632
  4. Step 4: Simplify right side
    246,027.36x = 47,067,809,838.40
  5. Step 5: Solve for x
    x = 47,067,809,838.40/246,027.36
  6. Step 6: Final answer
    x = 191,311.28

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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.