Finding the Third Proportional to 49,620 and 74,439
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Solution
The third proportional to 49,620 and 74,439 is: 111,672.00
Step by Step Solution
- Step 1: Write the proportion equation
49,620 : 74,439 = 74,439 : x - Step 2: Convert to fraction form
49,620/74,439 = 74,439/x - Step 3: Cross multiply
49,620x = 74,439 × 74,439 - Step 4: Simplify right side
49,620x = 5,541,164,721 - Step 5: Solve for x
x = 5,541,164,721/49,620 - Step 6: Final answer
x = 111,672.00
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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.