Finding the Third Proportional to 43,338 and 66,520.50
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Solution
The third proportional to 43,338 and 66,520.50 is: 102,103.86
Step by Step Solution
- Step 1: Write the proportion equation
43,338 : 66,520.50 = 66,520.50 : x - Step 2: Convert to fraction form
43,338/66,520.50 = 66,520.50/x - Step 3: Cross multiply
43,338x = 66,520.50 × 66,520.50 - Step 4: Simplify right side
43,338x = 4,424,976,920.25 - Step 5: Solve for x
x = 4,424,976,920.25/43,338 - Step 6: Final answer
x = 102,103.86
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.