Finding the Third Proportional to 118 and 225
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Solution
The third proportional to 118 and 225 is: 429.03
Step by Step Solution
- Step 1: Write the proportion equation
118 : 225 = 225 : x - Step 2: Convert to fraction form
118/225 = 225/x - Step 3: Cross multiply
118x = 225 × 225 - Step 4: Simplify right side
118x = 50,625 - Step 5: Solve for x
x = 50,625/118 - Step 6: Final answer
x = 429.03
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These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.