Home / 226,736.20-339,881.10-126,944.20

Finding the Fourth Proportional to 226,736.20, 339,881.10 and 126,944.20

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Solution

The fourth proportional to 226,736.20, 339,881.10 and 126,944.20 is: 190,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,736.20 : 339,881.10 = 126,944.20 : x
  2. Step 2: Convert to fraction form
    226,736.20/339,881.10 = 126,944.20/x
  3. Step 3: Cross multiply
    226,736.20x = 339,881.10 × 126,944.20
  4. Step 4: Simplify right side
    226,736.20x = 43,145,934,334.62
  5. Step 5: Solve for x
    x = 43,145,934,334.62/226,736.20
  6. Step 6: Final answer
    x = 190,291.34

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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.