Finding the Third Proportional to 139,097.25 and 218,193.75
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Solution
The third proportional to 139,097.25 and 218,193.75 is: 342,267.82
Step by Step Solution
- Step 1: Write the proportion equation
139,097.25 : 218,193.75 = 218,193.75 : x - Step 2: Convert to fraction form
139,097.25/218,193.75 = 218,193.75/x - Step 3: Cross multiply
139,097.25x = 218,193.75 × 218,193.75 - Step 4: Simplify right side
139,097.25x = 47,608,512,539.06 - Step 5: Solve for x
x = 47,608,512,539.06/139,097.25 - Step 6: Final answer
x = 342,267.82
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.