Finding the Third Proportional to 121,286.25 and 173,676.75
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Solution
The third proportional to 121,286.25 and 173,676.75 is: 248,697.72
Step by Step Solution
- Step 1: Write the proportion equation
121,286.25 : 173,676.75 = 173,676.75 : x - Step 2: Convert to fraction form
121,286.25/173,676.75 = 173,676.75/x - Step 3: Cross multiply
121,286.25x = 173,676.75 × 173,676.75 - Step 4: Simplify right side
121,286.25x = 30,163,613,490.56 - Step 5: Solve for x
x = 30,163,613,490.56/121,286.25 - Step 6: Final answer
x = 248,697.72
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.