Finding the Fourth Proportional to 220,174.24, 303,839.12 and 119,571.36
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Solution
The fourth proportional to 220,174.24, 303,839.12 and 119,571.36 is: 165,007.75
Step by Step Solution
- Step 1: Write the proportion equation
220,174.24 : 303,839.12 = 119,571.36 : x - Step 2: Convert to fraction form
220,174.24/303,839.12 = 119,571.36/x - Step 3: Cross multiply
220,174.24x = 303,839.12 × 119,571.36 - Step 4: Simplify right side
220,174.24x = 36,330,456,799.60 - Step 5: Solve for x
x = 36,330,456,799.60/220,174.24 - Step 6: Final answer
x = 165,007.75
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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.