Finding the Fourth Proportional to 194,107.92, 290,988.60 and 75,751.68
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Solution
The fourth proportional to 194,107.92, 290,988.60 and 75,751.68 is: 113,559.90
Step by Step Solution
- Step 1: Write the proportion equation
194,107.92 : 290,988.60 = 75,751.68 : x - Step 2: Convert to fraction form
194,107.92/290,988.60 = 75,751.68/x - Step 3: Cross multiply
194,107.92x = 290,988.60 × 75,751.68 - Step 4: Simplify right side
194,107.92x = 22,042,875,310.85 - Step 5: Solve for x
x = 22,042,875,310.85/194,107.92 - Step 6: Final answer
x = 113,559.90
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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.