Finding the Third Proportional to 138,665.25 and 283,884.75
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Solution
The third proportional to 138,665.25 and 283,884.75 is: 581,187.80
Step by Step Solution
- Step 1: Write the proportion equation
138,665.25 : 283,884.75 = 283,884.75 : x - Step 2: Convert to fraction form
138,665.25/283,884.75 = 283,884.75/x - Step 3: Cross multiply
138,665.25x = 283,884.75 × 283,884.75 - Step 4: Simplify right side
138,665.25x = 80,590,551,282.56 - Step 5: Solve for x
x = 80,590,551,282.56/138,665.25 - Step 6: Final answer
x = 581,187.80
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.