Finding the Third Proportional to 138,170.25 and 202,722.75
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Solution
The third proportional to 138,170.25 and 202,722.75 is: 297,433.88
Step by Step Solution
- Step 1: Write the proportion equation
138,170.25 : 202,722.75 = 202,722.75 : x - Step 2: Convert to fraction form
138,170.25/202,722.75 = 202,722.75/x - Step 3: Cross multiply
138,170.25x = 202,722.75 × 202,722.75 - Step 4: Simplify right side
138,170.25x = 41,096,513,367.56 - Step 5: Solve for x
x = 41,096,513,367.56/138,170.25 - Step 6: Final answer
x = 297,433.88
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.