Finding the Fourth Proportional to 202,450.12, 303,859.49 and 107,759.84
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Solution
The fourth proportional to 202,450.12, 303,859.49 and 107,759.84 is: 161,737.86
Step by Step Solution
- Step 1: Write the proportion equation
202,450.12 : 303,859.49 = 107,759.84 : x - Step 2: Convert to fraction form
202,450.12/303,859.49 = 107,759.84/x - Step 3: Cross multiply
202,450.12x = 303,859.49 × 107,759.84 - Step 4: Simplify right side
202,450.12x = 32,743,847,966.79 - Step 5: Solve for x
x = 32,743,847,966.79/202,450.12 - Step 6: Final answer
x = 161,737.86
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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.