Finding the Third Proportional to 127,850.06 and 191,775.09
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Solution
The third proportional to 127,850.06 and 191,775.09 is: 287,662.64
Step by Step Solution
- Step 1: Write the proportion equation
127,850.06 : 191,775.09 = 191,775.09 : x - Step 2: Convert to fraction form
127,850.06/191,775.09 = 191,775.09/x - Step 3: Cross multiply
127,850.06x = 191,775.09 × 191,775.09 - Step 4: Simplify right side
127,850.06x = 36,777,686,582.82 - Step 5: Solve for x
x = 36,777,686,582.82/127,850.06 - Step 6: Final answer
x = 287,662.64
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.