Finding the Fourth Proportional to 99,704.66, 149,524.64 and 33,126.92
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Solution
The fourth proportional to 99,704.66, 149,524.64 and 33,126.92 is: 49,679.62
Step by Step Solution
- Step 1: Write the proportion equation
99,704.66 : 149,524.64 = 33,126.92 : x - Step 2: Convert to fraction form
99,704.66/149,524.64 = 33,126.92/x - Step 3: Cross multiply
99,704.66x = 149,524.64 × 33,126.92 - Step 4: Simplify right side
99,704.66x = 4,953,289,874.05 - Step 5: Solve for x
x = 4,953,289,874.05/99,704.66 - Step 6: Final answer
x = 49,679.62
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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.