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Finding the Fourth Proportional to 246,377.48, 339,999.27 and 138,948.44

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Solution

The fourth proportional to 246,377.48, 339,999.27 and 138,948.44 is: 191,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,377.48 : 339,999.27 = 138,948.44 : x
  2. Step 2: Convert to fraction form
    246,377.48/339,999.27 = 138,948.44/x
  3. Step 3: Cross multiply
    246,377.48x = 339,999.27 × 138,948.44
  4. Step 4: Simplify right side
    246,377.48x = 47,242,368,167.64
  5. Step 5: Solve for x
    x = 47,242,368,167.64/246,377.48
  6. Step 6: Final answer
    x = 191,747.92

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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.