Finding the Third Proportional to 75,660.75 and 170,812.88
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Solution
The third proportional to 75,660.75 and 170,812.88 is: 385,629.78
Step by Step Solution
- Step 1: Write the proportion equation
75,660.75 : 170,812.88 = 170,812.88 : x - Step 2: Convert to fraction form
75,660.75/170,812.88 = 170,812.88/x - Step 3: Cross multiply
75,660.75x = 170,812.88 × 170,812.88 - Step 4: Simplify right side
75,660.75x = 29,177,038,265.77 - Step 5: Solve for x
x = 29,177,038,265.77/75,660.75 - Step 6: Final answer
x = 385,629.78
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Why These Related Problems?
These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.