Finding the Third Proportional to 51,128 and 111,252
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Solution
The third proportional to 51,128 and 111,252 is: 242,078.85
Step by Step Solution
- Step 1: Write the proportion equation
51,128 : 111,252 = 111,252 : x - Step 2: Convert to fraction form
51,128/111,252 = 111,252/x - Step 3: Cross multiply
51,128x = 111,252 × 111,252 - Step 4: Simplify right side
51,128x = 12,377,007,504 - Step 5: Solve for x
x = 12,377,007,504/51,128 - Step 6: Final answer
x = 242,078.85
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.