Home / 246,229.90-339,799.53-138,790.42

Finding the Fourth Proportional to 246,229.90, 339,799.53 and 138,790.42

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Solution

The fourth proportional to 246,229.90, 339,799.53 and 138,790.42 is: 191,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,229.90 : 339,799.53 = 138,790.42 : x
  2. Step 2: Convert to fraction form
    246,229.90/339,799.53 = 138,790.42/x
  3. Step 3: Cross multiply
    246,229.90x = 339,799.53 × 138,790.42
  4. Step 4: Simplify right side
    246,229.90x = 47,160,919,484.50
  5. Step 5: Solve for x
    x = 47,160,919,484.50/246,229.90
  6. Step 6: Final answer
    x = 191,532.06

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1.5x scale

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.