Finding the Third Proportional to 28,718 and 62,770
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Solution
The third proportional to 28,718 and 62,770 is: 137,198.72
Step by Step Solution
- Step 1: Write the proportion equation
28,718 : 62,770 = 62,770 : x - Step 2: Convert to fraction form
28,718/62,770 = 62,770/x - Step 3: Cross multiply
28,718x = 62,770 × 62,770 - Step 4: Simplify right side
28,718x = 3,940,072,900 - Step 5: Solve for x
x = 3,940,072,900/28,718 - Step 6: Final answer
x = 137,198.72
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.