Home / 226,263.12-339,395.49-76,504.65

Finding the Fourth Proportional to 226,263.12, 339,395.49 and 76,504.65

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Solution

The fourth proportional to 226,263.12, 339,395.49 and 76,504.65 is: 114,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,263.12 : 339,395.49 = 76,504.65 : x
  2. Step 2: Convert to fraction form
    226,263.12/339,395.49 = 76,504.65/x
  3. Step 3: Cross multiply
    226,263.12x = 339,395.49 × 76,504.65
  4. Step 4: Simplify right side
    226,263.12x = 25,965,333,174.03
  5. Step 5: Solve for x
    x = 25,965,333,174.03/226,263.12
  6. Step 6: Final answer
    x = 114,757.25

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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.