Finding the Third Proportional to 71,928.75 and 158,133.75
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Solution
The third proportional to 71,928.75 and 158,133.75 is: 347,653.52
Step by Step Solution
- Step 1: Write the proportion equation
71,928.75 : 158,133.75 = 158,133.75 : x - Step 2: Convert to fraction form
71,928.75/158,133.75 = 158,133.75/x - Step 3: Cross multiply
71,928.75x = 158,133.75 × 158,133.75 - Step 4: Simplify right side
71,928.75x = 25,006,282,889.06 - Step 5: Solve for x
x = 25,006,282,889.06/71,928.75 - Step 6: Final answer
x = 347,653.52
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.