Finding the Third Proportional to 86,391.75 and 135,227.75
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Solution
The third proportional to 86,391.75 and 135,227.75 is: 211,670.03
Step by Step Solution
- Step 1: Write the proportion equation
86,391.75 : 135,227.75 = 135,227.75 : x - Step 2: Convert to fraction form
86,391.75/135,227.75 = 135,227.75/x - Step 3: Cross multiply
86,391.75x = 135,227.75 × 135,227.75 - Step 4: Simplify right side
86,391.75x = 18,286,544,370.06 - Step 5: Solve for x
x = 18,286,544,370.06/86,391.75 - Step 6: Final answer
x = 211,670.03
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.