Home / 226,231.82-339,291.66-76,468.80

Finding the Fourth Proportional to 226,231.82, 339,291.66 and 76,468.80

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Solution

The fourth proportional to 226,231.82, 339,291.66 and 76,468.80 is: 114,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,231.82 : 339,291.66 = 76,468.80 : x
  2. Step 2: Convert to fraction form
    226,231.82/339,291.66 = 76,468.80/x
  3. Step 3: Cross multiply
    226,231.82x = 339,291.66 × 76,468.80
  4. Step 4: Simplify right side
    226,231.82x = 25,945,226,090.21
  5. Step 5: Solve for x
    x = 25,945,226,090.21/226,231.82
  6. Step 6: Final answer
    x = 114,684.25

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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.