Finding the Fourth Proportional to 199,161.20, 274,753.56 and 134,609.84
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Solution
The fourth proportional to 199,161.20, 274,753.56 and 134,609.84 is: 185,701.50
Step by Step Solution
- Step 1: Write the proportion equation
199,161.20 : 274,753.56 = 134,609.84 : x - Step 2: Convert to fraction form
199,161.20/274,753.56 = 134,609.84/x - Step 3: Cross multiply
199,161.20x = 274,753.56 × 134,609.84 - Step 4: Simplify right side
199,161.20x = 36,984,532,751.03 - Step 5: Solve for x
x = 36,984,532,751.03/199,161.20 - Step 6: Final answer
x = 185,701.50
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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.