Finding the Third Proportional to 91.13 and 202.50
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Solution
The third proportional to 91.13 and 202.50 is: 450
Step by Step Solution
- Step 1: Write the proportion equation
91.13 : 202.50 = 202.50 : x - Step 2: Convert to fraction form
91.13/202.50 = 202.50/x - Step 3: Cross multiply
91.13x = 202.50 × 202.50 - Step 4: Simplify right side
91.13x = 41,006.25 - Step 5: Solve for x
x = 41,006.25/91.13 - Step 6: Final answer
x = 450
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.