Finding the Third Proportional to 192,054.75 and 276,642.75
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Solution
The third proportional to 192,054.75 and 276,642.75 is: 398,486.43
Step by Step Solution
- Step 1: Write the proportion equation
192,054.75 : 276,642.75 = 276,642.75 : x - Step 2: Convert to fraction form
192,054.75/276,642.75 = 276,642.75/x - Step 3: Cross multiply
192,054.75x = 276,642.75 × 276,642.75 - Step 4: Simplify right side
192,054.75x = 76,531,211,127.56 - Step 5: Solve for x
x = 76,531,211,127.56/192,054.75 - Step 6: Final answer
x = 398,486.43
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.