Home / 226,764.60-339,855.30-137,923.80

Finding the Fourth Proportional to 226,764.60, 339,855.30 and 137,923.80

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Solution

The fourth proportional to 226,764.60, 339,855.30 and 137,923.80 is: 206,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,764.60 : 339,855.30 = 137,923.80 : x
  2. Step 2: Convert to fraction form
    226,764.60/339,855.30 = 137,923.80/x
  3. Step 3: Cross multiply
    226,764.60x = 339,855.30 × 137,923.80
  4. Step 4: Simplify right side
    226,764.60x = 46,874,134,426.14
  5. Step 5: Solve for x
    x = 46,874,134,426.14/226,764.60
  6. Step 6: Final answer
    x = 206,708.34

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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.