Home / 246,182.09-339,721.39-138,774.36

Finding the Fourth Proportional to 246,182.09, 339,721.39 and 138,774.36

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Solution

The fourth proportional to 246,182.09, 339,721.39 and 138,774.36 is: 191,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,182.09 : 339,721.39 = 138,774.36 : x
  2. Step 2: Convert to fraction form
    246,182.09/339,721.39 = 138,774.36/x
  3. Step 3: Cross multiply
    246,182.09x = 339,721.39 × 138,774.36
  4. Step 4: Simplify right side
    246,182.09x = 47,144,619,922.98
  5. Step 5: Solve for x
    x = 47,144,619,922.98/246,182.09
  6. Step 6: Final answer
    x = 191,503.05

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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.