Finding the Fourth Proportional to 198,575.26, 274,027.10 and 113,675.92
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Solution
The fourth proportional to 198,575.26, 274,027.10 and 113,675.92 is: 156,868.90
Step by Step Solution
- Step 1: Write the proportion equation
198,575.26 : 274,027.10 = 113,675.92 : x - Step 2: Convert to fraction form
198,575.26/274,027.10 = 113,675.92/x - Step 3: Cross multiply
198,575.26x = 274,027.10 × 113,675.92 - Step 4: Simplify right side
198,575.26x = 31,150,282,697.43 - Step 5: Solve for x
x = 31,150,282,697.43/198,575.26 - Step 6: Final answer
x = 156,868.90
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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.