Finding the Fourth Proportional to 209,244.29, 288,758.79 and 113,750.75
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Solution
The fourth proportional to 209,244.29, 288,758.79 and 113,750.75 is: 156,976.95
Step by Step Solution
- Step 1: Write the proportion equation
209,244.29 : 288,758.79 = 113,750.75 : x - Step 2: Convert to fraction form
209,244.29/288,758.79 = 113,750.75/x - Step 3: Cross multiply
209,244.29x = 288,758.79 × 113,750.75 - Step 4: Simplify right side
209,244.29x = 32,846,529,653.49 - Step 5: Solve for x
x = 32,846,529,653.49/209,244.29 - Step 6: Final answer
x = 156,976.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.