Home / 226,570.08-339,860.16-82,471.20

Finding the Fourth Proportional to 226,570.08, 339,860.16 and 82,471.20

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Solution

The fourth proportional to 226,570.08, 339,860.16 and 82,471.20 is: 123,708.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,570.08 : 339,860.16 = 82,471.20 : x
  2. Step 2: Convert to fraction form
    226,570.08/339,860.16 = 82,471.20/x
  3. Step 3: Cross multiply
    226,570.08x = 339,860.16 × 82,471.20
  4. Step 4: Simplify right side
    226,570.08x = 28,028,675,227.39
  5. Step 5: Solve for x
    x = 28,028,675,227.39/226,570.08
  6. Step 6: Final answer
    x = 123,708.63

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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.