Finding the Fourth Proportional to 202,380.14, 303,569.73 and 82,486.98
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Solution
The fourth proportional to 202,380.14, 303,569.73 and 82,486.98 is: 123,730.28
Step by Step Solution
- Step 1: Write the proportion equation
202,380.14 : 303,569.73 = 82,486.98 : x - Step 2: Convert to fraction form
202,380.14/303,569.73 = 82,486.98/x - Step 3: Cross multiply
202,380.14x = 303,569.73 × 82,486.98 - Step 4: Simplify right side
202,380.14x = 25,040,550,247.12 - Step 5: Solve for x
x = 25,040,550,247.12/202,380.14 - Step 6: Final answer
x = 123,730.28
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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.