Finding the Fourth Proportional to 251,279.57, 376,974.94 and 82,793.09
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Solution
The fourth proportional to 251,279.57, 376,974.94 and 82,793.09 is: 124,207.95
Step by Step Solution
- Step 1: Write the proportion equation
251,279.57 : 376,974.94 = 82,793.09 : x - Step 2: Convert to fraction form
251,279.57/376,974.94 = 82,793.09/x - Step 3: Cross multiply
251,279.57x = 376,974.94 × 82,793.09 - Step 4: Simplify right side
251,279.57x = 31,210,920,135.16 - Step 5: Solve for x
x = 31,210,920,135.16/251,279.57 - Step 6: Final answer
x = 124,207.95
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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.