Finding the Fourth Proportional to 226,674.99, 312,822 and 131,163.21
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Solution
The fourth proportional to 226,674.99, 312,822 and 131,163.21 is: 181,011.31
Step by Step Solution
- Step 1: Write the proportion equation
226,674.99 : 312,822 = 131,163.21 : x - Step 2: Convert to fraction form
226,674.99/312,822 = 131,163.21/x - Step 3: Cross multiply
226,674.99x = 312,822 × 131,163.21 - Step 4: Simplify right side
226,674.99x = 41,030,737,678.62 - Step 5: Solve for x
x = 41,030,737,678.62/226,674.99 - Step 6: Final answer
x = 181,011.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.