Finding the Fourth Proportional to 226,286.36, 339,473.33 and 86,034.05
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Solution
The fourth proportional to 226,286.36, 339,473.33 and 86,034.05 is: 129,067.72
Step by Step Solution
- Step 1: Write the proportion equation
226,286.36 : 339,473.33 = 86,034.05 : x - Step 2: Convert to fraction form
226,286.36/339,473.33 = 86,034.05/x - Step 3: Cross multiply
226,286.36x = 339,473.33 × 86,034.05 - Step 4: Simplify right side
226,286.36x = 29,206,264,592.37 - Step 5: Solve for x
x = 29,206,264,592.37/226,286.36 - Step 6: Final answer
x = 129,067.72
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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.