Finding the Third Proportional to 28,689 and 62,916
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Solution
The third proportional to 28,689 and 62,916 is: 137,977.03
Step by Step Solution
- Step 1: Write the proportion equation
28,689 : 62,916 = 62,916 : x - Step 2: Convert to fraction form
28,689/62,916 = 62,916/x - Step 3: Cross multiply
28,689x = 62,916 × 62,916 - Step 4: Simplify right side
28,689x = 3,958,423,056 - Step 5: Solve for x
x = 3,958,423,056/28,689 - Step 6: Final answer
x = 137,977.03
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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.