Home / 226,474.80-339,712.20-131,996.40

Finding the Fourth Proportional to 226,474.80, 339,712.20 and 131,996.40

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Solution

The fourth proportional to 226,474.80, 339,712.20 and 131,996.40 is: 197,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,474.80 : 339,712.20 = 131,996.40 : x
  2. Step 2: Convert to fraction form
    226,474.80/339,712.20 = 131,996.40/x
  3. Step 3: Cross multiply
    226,474.80x = 339,712.20 × 131,996.40
  4. Step 4: Simplify right side
    226,474.80x = 44,840,787,436.08
  5. Step 5: Solve for x
    x = 44,840,787,436.08/226,474.80
  6. Step 6: Final answer
    x = 197,994.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.