Finding the Fourth Proportional to 202,324.80, 303,832.80 and 132,513.60
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Solution
The fourth proportional to 202,324.80, 303,832.80 and 132,513.60 is: 198,996.75
Step by Step Solution
- Step 1: Write the proportion equation
202,324.80 : 303,832.80 = 132,513.60 : x - Step 2: Convert to fraction form
202,324.80/303,832.80 = 132,513.60/x - Step 3: Cross multiply
202,324.80x = 303,832.80 × 132,513.60 - Step 4: Simplify right side
202,324.80x = 40,261,978,126.08 - Step 5: Solve for x
x = 40,261,978,126.08/202,324.80 - Step 6: Final answer
x = 198,996.75
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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.