Finding the Third Proportional to 54,975 and 74,680
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Solution
The third proportional to 54,975 and 74,680 is: 101,447.97
Step by Step Solution
- Step 1: Write the proportion equation
54,975 : 74,680 = 74,680 : x - Step 2: Convert to fraction form
54,975/74,680 = 74,680/x - Step 3: Cross multiply
54,975x = 74,680 × 74,680 - Step 4: Simplify right side
54,975x = 5,577,102,400 - Step 5: Solve for x
x = 5,577,102,400/54,975 - Step 6: Final answer
x = 101,447.97
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.