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Finding the Fourth Proportional to 226,874.68, 313,105.36 and 130,087.54

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Solution

The fourth proportional to 226,874.68, 313,105.36 and 130,087.54 is: 179,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,874.68 : 313,105.36 = 130,087.54 : x
  2. Step 2: Convert to fraction form
    226,874.68/313,105.36 = 130,087.54/x
  3. Step 3: Cross multiply
    226,874.68x = 313,105.36 × 130,087.54
  4. Step 4: Simplify right side
    226,874.68x = 40,731,107,151.20
  5. Step 5: Solve for x
    x = 40,731,107,151.20/226,874.68
  6. Step 6: Final answer
    x = 179,531.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.