Finding the Fourth Proportional to 198,524.93, 297,910.41 and 80,197.29
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Solution
The fourth proportional to 198,524.93, 297,910.41 and 80,197.29 is: 120,345.63
Step by Step Solution
- Step 1: Write the proportion equation
198,524.93 : 297,910.41 = 80,197.29 : x - Step 2: Convert to fraction form
198,524.93/297,910.41 = 80,197.29/x - Step 3: Cross multiply
198,524.93x = 297,910.41 × 80,197.29 - Step 4: Simplify right side
198,524.93x = 23,891,607,244.05 - Step 5: Solve for x
x = 23,891,607,244.05/198,524.93 - Step 6: Final answer
x = 120,345.63
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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.