Home / 226,868.39-339,447.56-135,345.33

Finding the Fourth Proportional to 226,868.39, 339,447.56 and 135,345.33

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Solution

The fourth proportional to 226,868.39, 339,447.56 and 135,345.33 is: 202,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,868.39 : 339,447.56 = 135,345.33 : x
  2. Step 2: Convert to fraction form
    226,868.39/339,447.56 = 135,345.33/x
  3. Step 3: Cross multiply
    226,868.39x = 339,447.56 × 135,345.33
  4. Step 4: Simplify right side
    226,868.39x = 45,942,641,856.71
  5. Step 5: Solve for x
    x = 45,942,641,856.71/226,868.39
  6. Step 6: Final answer
    x = 202,507.90

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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.