Finding the Third Proportional to 54,270 and 81,301.50
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Solution
The third proportional to 54,270 and 81,301.50 is: 121,797.20
Step by Step Solution
- Step 1: Write the proportion equation
54,270 : 81,301.50 = 81,301.50 : x - Step 2: Convert to fraction form
54,270/81,301.50 = 81,301.50/x - Step 3: Cross multiply
54,270x = 81,301.50 × 81,301.50 - Step 4: Simplify right side
54,270x = 6,609,933,902.25 - Step 5: Solve for x
x = 6,609,933,902.25/54,270 - Step 6: Final answer
x = 121,797.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.