Finding the Fourth Proportional to 202,227.80, 303,341.70 and 135,872.60
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Solution
The fourth proportional to 202,227.80, 303,341.70 and 135,872.60 is: 203,808.90
Step by Step Solution
- Step 1: Write the proportion equation
202,227.80 : 303,341.70 = 135,872.60 : x - Step 2: Convert to fraction form
202,227.80/303,341.70 = 135,872.60/x - Step 3: Cross multiply
202,227.80x = 303,341.70 × 135,872.60 - Step 4: Simplify right side
202,227.80x = 41,215,825,467.42 - Step 5: Solve for x
x = 41,215,825,467.42/202,227.80 - Step 6: Final answer
x = 203,808.90
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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.