Home / 226,138.38-339,214.77-113,757.18

Finding the Fourth Proportional to 226,138.38, 339,214.77 and 113,757.18

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Solution

The fourth proportional to 226,138.38, 339,214.77 and 113,757.18 is: 170,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,138.38 : 339,214.77 = 113,757.18 : x
  2. Step 2: Convert to fraction form
    226,138.38/339,214.77 = 113,757.18/x
  3. Step 3: Cross multiply
    226,138.38x = 339,214.77 × 113,757.18
  4. Step 4: Simplify right side
    226,138.38x = 38,588,115,649.55
  5. Step 5: Solve for x
    x = 38,588,115,649.55/226,138.38
  6. Step 6: Final answer
    x = 170,639.39

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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.