Finding the Third Proportional to 120,622.13 and 177,424.13
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Solution
The third proportional to 120,622.13 and 177,424.13 is: 260,974.68
Step by Step Solution
- Step 1: Write the proportion equation
120,622.13 : 177,424.13 = 177,424.13 : x - Step 2: Convert to fraction form
120,622.13/177,424.13 = 177,424.13/x - Step 3: Cross multiply
120,622.13x = 177,424.13 × 177,424.13 - Step 4: Simplify right side
120,622.13x = 31,479,320,132.02 - Step 5: Solve for x
x = 31,479,320,132.02/120,622.13 - Step 6: Final answer
x = 260,974.68
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.