Finding the Third Proportional to 100,211.91 and 208,716.05
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Solution
The third proportional to 100,211.91 and 208,716.05 is: 434,702.72
Step by Step Solution
- Step 1: Write the proportion equation
100,211.91 : 208,716.05 = 208,716.05 : x - Step 2: Convert to fraction form
100,211.91/208,716.05 = 208,716.05/x - Step 3: Cross multiply
100,211.91x = 208,716.05 × 208,716.05 - Step 4: Simplify right side
100,211.91x = 43,562,388,223.13 - Step 5: Solve for x
x = 43,562,388,223.13/100,211.91 - Step 6: Final answer
x = 434,702.72
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.