Finding the Third Proportional to 42,224 and 66,857
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Solution
The third proportional to 42,224 and 66,857 is: 105,860.61
Step by Step Solution
- Step 1: Write the proportion equation
42,224 : 66,857 = 66,857 : x - Step 2: Convert to fraction form
42,224/66,857 = 66,857/x - Step 3: Cross multiply
42,224x = 66,857 × 66,857 - Step 4: Simplify right side
42,224x = 4,469,858,449 - Step 5: Solve for x
x = 4,469,858,449/42,224 - Step 6: Final answer
x = 105,860.61
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.