Finding the Third Proportional to 135,776.25 and 189,912.75
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Solution
The third proportional to 135,776.25 and 189,912.75 is: 265,634.47
Step by Step Solution
- Step 1: Write the proportion equation
135,776.25 : 189,912.75 = 189,912.75 : x - Step 2: Convert to fraction form
135,776.25/189,912.75 = 189,912.75/x - Step 3: Cross multiply
135,776.25x = 189,912.75 × 189,912.75 - Step 4: Simplify right side
135,776.25x = 36,066,852,612.56 - Step 5: Solve for x
x = 36,066,852,612.56/135,776.25 - Step 6: Final answer
x = 265,634.47
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.