Home / 226,868.90-339,448.31-135,345.83

Finding the Fourth Proportional to 226,868.90, 339,448.31 and 135,345.83

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Solution

The fourth proportional to 226,868.90, 339,448.31 and 135,345.83 is: 202,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,868.90 : 339,448.31 = 135,345.83 : x
  2. Step 2: Convert to fraction form
    226,868.90/339,448.31 = 135,345.83/x
  3. Step 3: Cross multiply
    226,868.90x = 339,448.31 × 135,345.83
  4. Step 4: Simplify right side
    226,868.90x = 45,942,912,582.32
  5. Step 5: Solve for x
    x = 45,942,912,582.32/226,868.90
  6. Step 6: Final answer
    x = 202,508.65

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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.