Finding the Fourth Proportional to 182,137.26, 273,140.28 and 76,964.43
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Solution
The fourth proportional to 182,137.26, 273,140.28 and 76,964.43 is: 115,418.92
Step by Step Solution
- Step 1: Write the proportion equation
182,137.26 : 273,140.28 = 76,964.43 : x - Step 2: Convert to fraction form
182,137.26/273,140.28 = 76,964.43/x - Step 3: Cross multiply
182,137.26x = 273,140.28 × 76,964.43 - Step 4: Simplify right side
182,137.26x = 21,022,085,960.24 - Step 5: Solve for x
x = 21,022,085,960.24/182,137.26 - Step 6: Final answer
x = 115,418.92
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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.