Finding the Fourth Proportional to 198,125.52, 297,184.88 and 79,793.84
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Solution
The fourth proportional to 198,125.52, 297,184.88 and 79,793.84 is: 119,689.39
Step by Step Solution
- Step 1: Write the proportion equation
198,125.52 : 297,184.88 = 79,793.84 : x - Step 2: Convert to fraction form
198,125.52/297,184.88 = 79,793.84/x - Step 3: Cross multiply
198,125.52x = 297,184.88 × 79,793.84 - Step 4: Simplify right side
198,125.52x = 23,713,522,765.14 - Step 5: Solve for x
x = 23,713,522,765.14/198,125.52 - Step 6: Final answer
x = 119,689.39
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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.