Finding the Fourth Proportional to 263,953.92, 364,170.72 and 149,221.44
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Solution
The fourth proportional to 263,953.92, 364,170.72 and 149,221.44 is: 205,877.14
Step by Step Solution
- Step 1: Write the proportion equation
263,953.92 : 364,170.72 = 149,221.44 : x - Step 2: Convert to fraction form
263,953.92/364,170.72 = 149,221.44/x - Step 3: Cross multiply
263,953.92x = 364,170.72 × 149,221.44 - Step 4: Simplify right side
263,953.92x = 54,342,079,244.24 - Step 5: Solve for x
x = 54,342,079,244.24/263,953.92 - Step 6: Final answer
x = 205,877.14
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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.