Finding the Third Proportional to 169,215.75 and 252,972.75
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Solution
The third proportional to 169,215.75 and 252,972.75 is: 378,187.09
Step by Step Solution
- Step 1: Write the proportion equation
169,215.75 : 252,972.75 = 252,972.75 : x - Step 2: Convert to fraction form
169,215.75/252,972.75 = 252,972.75/x - Step 3: Cross multiply
169,215.75x = 252,972.75 × 252,972.75 - Step 4: Simplify right side
169,215.75x = 63,995,212,242.56 - Step 5: Solve for x
x = 63,995,212,242.56/169,215.75 - Step 6: Final answer
x = 378,187.09
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.