Finding the Third Proportional to 136,578.66 and 206,772.75
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Solution
The third proportional to 136,578.66 and 206,772.75 is: 313,042.84
Step by Step Solution
- Step 1: Write the proportion equation
136,578.66 : 206,772.75 = 206,772.75 : x - Step 2: Convert to fraction form
136,578.66/206,772.75 = 206,772.75/x - Step 3: Cross multiply
136,578.66x = 206,772.75 × 206,772.75 - Step 4: Simplify right side
136,578.66x = 42,754,970,142.56 - Step 5: Solve for x
x = 42,754,970,142.56/136,578.66 - Step 6: Final answer
x = 313,042.84
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.