Finding the Third Proportional to 30,982 and 43,105
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Solution
The third proportional to 30,982 and 43,105 is: 59,971.63
Step by Step Solution
- Step 1: Write the proportion equation
30,982 : 43,105 = 43,105 : x - Step 2: Convert to fraction form
30,982/43,105 = 43,105/x - Step 3: Cross multiply
30,982x = 43,105 × 43,105 - Step 4: Simplify right side
30,982x = 1,858,041,025 - Step 5: Solve for x
x = 1,858,041,025/30,982 - Step 6: Final answer
x = 59,971.63
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.