Home / 246,219.78-339,725.42-149,421.44

Finding the Fourth Proportional to 246,219.78, 339,725.42 and 149,421.44

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Solution

The fourth proportional to 246,219.78, 339,725.42 and 149,421.44 is: 206,166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,219.78 : 339,725.42 = 149,421.44 : x
  2. Step 2: Convert to fraction form
    246,219.78/339,725.42 = 149,421.44/x
  3. Step 3: Cross multiply
    246,219.78x = 339,725.42 × 149,421.44
  4. Step 4: Simplify right side
    246,219.78x = 50,762,261,461.00
  5. Step 5: Solve for x
    x = 50,762,261,461.00/246,219.78
  6. Step 6: Final answer
    x = 206,166.46

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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.