Finding the Third Proportional to 83,680.50 and 127,479.75
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Solution
The third proportional to 83,680.50 and 127,479.75 is: 194,203.99
Step by Step Solution
- Step 1: Write the proportion equation
83,680.50 : 127,479.75 = 127,479.75 : x - Step 2: Convert to fraction form
83,680.50/127,479.75 = 127,479.75/x - Step 3: Cross multiply
83,680.50x = 127,479.75 × 127,479.75 - Step 4: Simplify right side
83,680.50x = 16,251,086,660.06 - Step 5: Solve for x
x = 16,251,086,660.06/83,680.50 - Step 6: Final answer
x = 194,203.99
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.