Home / 246,251.36-339,826.86-138,821.40

Finding the Fourth Proportional to 246,251.36, 339,826.86 and 138,821.40

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Solution

The fourth proportional to 246,251.36, 339,826.86 and 138,821.40 is: 191,573.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,251.36 : 339,826.86 = 138,821.40 : x
  2. Step 2: Convert to fraction form
    246,251.36/339,826.86 = 138,821.40/x
  3. Step 3: Cross multiply
    246,251.36x = 339,826.86 × 138,821.40
  4. Step 4: Simplify right side
    246,251.36x = 47,175,240,462.80
  5. Step 5: Solve for x
    x = 47,175,240,462.80/246,251.36
  6. Step 6: Final answer
    x = 191,573.52

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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.