Finding the Third Proportional to 85,816 and 132,876
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Solution
The third proportional to 85,816 and 132,876 is: 205,742.88
Step by Step Solution
- Step 1: Write the proportion equation
85,816 : 132,876 = 132,876 : x - Step 2: Convert to fraction form
85,816/132,876 = 132,876/x - Step 3: Cross multiply
85,816x = 132,876 × 132,876 - Step 4: Simplify right side
85,816x = 17,656,031,376 - Step 5: Solve for x
x = 17,656,031,376/85,816 - Step 6: Final answer
x = 205,742.88
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.