Finding the Third Proportional to 121,940.44 and 187,665.19
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Solution
The third proportional to 121,940.44 and 187,665.19 is: 288,814.96
Step by Step Solution
- Step 1: Write the proportion equation
121,940.44 : 187,665.19 = 187,665.19 : x - Step 2: Convert to fraction form
121,940.44/187,665.19 = 187,665.19/x - Step 3: Cross multiply
121,940.44x = 187,665.19 × 187,665.19 - Step 4: Simplify right side
121,940.44x = 35,218,222,599.41 - Step 5: Solve for x
x = 35,218,222,599.41/121,940.44 - Step 6: Final answer
x = 288,814.96
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.