Finding the Fourth Proportional to 226,107.87, 339,158.29 and 76,453.26
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Solution
The fourth proportional to 226,107.87, 339,158.29 and 76,453.26 is: 114,678.69
Step by Step Solution
- Step 1: Write the proportion equation
226,107.87 : 339,158.29 = 76,453.26 : x - Step 2: Convert to fraction form
226,107.87/339,158.29 = 76,453.26/x - Step 3: Cross multiply
226,107.87x = 339,158.29 × 76,453.26 - Step 4: Simplify right side
226,107.87x = 25,929,754,848.47 - Step 5: Solve for x
x = 25,929,754,848.47/226,107.87 - Step 6: Final answer
x = 114,678.69
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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.