Finding the Third Proportional to 71,361.84 and 155,437.31
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Solution
The third proportional to 71,361.84 and 155,437.31 is: 338,566.90
Step by Step Solution
- Step 1: Write the proportion equation
71,361.84 : 155,437.31 = 155,437.31 : x - Step 2: Convert to fraction form
71,361.84/155,437.31 = 155,437.31/x - Step 3: Cross multiply
71,361.84x = 155,437.31 × 155,437.31 - Step 4: Simplify right side
71,361.84x = 24,160,758,117.22 - Step 5: Solve for x
x = 24,160,758,117.22/71,361.84 - Step 6: Final answer
x = 338,566.90
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.