Finding the Third Proportional to 122,757.19 and 189,198.94
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Solution
The third proportional to 122,757.19 and 189,198.94 is: 291,601.97
Step by Step Solution
- Step 1: Write the proportion equation
122,757.19 : 189,198.94 = 189,198.94 : x - Step 2: Convert to fraction form
122,757.19/189,198.94 = 189,198.94/x - Step 3: Cross multiply
122,757.19x = 189,198.94 × 189,198.94 - Step 4: Simplify right side
122,757.19x = 35,796,237,951.13 - Step 5: Solve for x
x = 35,796,237,951.13/122,757.19 - Step 6: Final answer
x = 291,601.97
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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.