Finding the Fourth Proportional to 83,578.97, 125,372.63 and 27,414.11
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Solution
The fourth proportional to 83,578.97, 125,372.63 and 27,414.11 is: 41,122.53
Step by Step Solution
- Step 1: Write the proportion equation
83,578.97 : 125,372.63 = 27,414.11 : x - Step 2: Convert to fraction form
83,578.97/125,372.63 = 27,414.11/x - Step 3: Cross multiply
83,578.97x = 125,372.63 × 27,414.11 - Step 4: Simplify right side
83,578.97x = 3,436,978,511.48 - Step 5: Solve for x
x = 3,436,978,511.48/83,578.97 - Step 6: Final answer
x = 41,122.53
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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.