Finding the Third Proportional to 54,518 and 79,982
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Solution
The third proportional to 54,518 and 79,982 is: 117,339.60
Step by Step Solution
- Step 1: Write the proportion equation
54,518 : 79,982 = 79,982 : x - Step 2: Convert to fraction form
54,518/79,982 = 79,982/x - Step 3: Cross multiply
54,518x = 79,982 × 79,982 - Step 4: Simplify right side
54,518x = 6,397,120,324 - Step 5: Solve for x
x = 6,397,120,324/54,518 - Step 6: Final answer
x = 117,339.60
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.