Finding the Third Proportional to 132.25 and 161
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Solution
The third proportional to 132.25 and 161 is: 196
Step by Step Solution
- Step 1: Write the proportion equation
132.25 : 161 = 161 : x - Step 2: Convert to fraction form
132.25/161 = 161/x - Step 3: Cross multiply
132.25x = 161 × 161 - Step 4: Simplify right side
132.25x = 25,921 - Step 5: Solve for x
x = 25,921/132.25 - Step 6: Final answer
x = 196
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Why These Related Problems?
These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.