Finding the Third Proportional to 138,189.38 and 299,706.75
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Solution
The third proportional to 138,189.38 and 299,706.75 is: 650,007.54
Step by Step Solution
- Step 1: Write the proportion equation
138,189.38 : 299,706.75 = 299,706.75 : x - Step 2: Convert to fraction form
138,189.38/299,706.75 = 299,706.75/x - Step 3: Cross multiply
138,189.38x = 299,706.75 × 299,706.75 - Step 4: Simplify right side
138,189.38x = 89,824,135,995.56 - Step 5: Solve for x
x = 89,824,135,995.56/138,189.38 - Step 6: Final answer
x = 650,007.54
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.