Finding the Fourth Proportional to 182,115.14, 273,107.09 and 76,942.31
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Solution
The fourth proportional to 182,115.14, 273,107.09 and 76,942.31 is: 115,385.74
Step by Step Solution
- Step 1: Write the proportion equation
182,115.14 : 273,107.09 = 76,942.31 : x - Step 2: Convert to fraction form
182,115.14/273,107.09 = 76,942.31/x - Step 3: Cross multiply
182,115.14x = 273,107.09 × 76,942.31 - Step 4: Simplify right side
182,115.14x = 21,013,489,208.80 - Step 5: Solve for x
x = 21,013,489,208.80/182,115.14 - Step 6: Final answer
x = 115,385.74
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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.