Home / 246,020.87-339,520.13-137,132.34

Finding the Fourth Proportional to 246,020.87, 339,520.13 and 137,132.34

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Solution

The fourth proportional to 246,020.87, 339,520.13 and 137,132.34 is: 189,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,020.87 : 339,520.13 = 137,132.34 : x
  2. Step 2: Convert to fraction form
    246,020.87/339,520.13 = 137,132.34/x
  3. Step 3: Cross multiply
    246,020.87x = 339,520.13 × 137,132.34
  4. Step 4: Simplify right side
    246,020.87x = 46,559,190,754.87
  5. Step 5: Solve for x
    x = 46,559,190,754.87/246,020.87
  6. Step 6: Final answer
    x = 189,248.95

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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.