Finding the Fourth Proportional to 132,704.44, 182,953.02 and 128,576.68
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Solution
The fourth proportional to 132,704.44, 182,953.02 and 128,576.68 is: 177,262.28
Step by Step Solution
- Step 1: Write the proportion equation
132,704.44 : 182,953.02 = 128,576.68 : x - Step 2: Convert to fraction form
132,704.44/182,953.02 = 128,576.68/x - Step 3: Cross multiply
132,704.44x = 182,953.02 × 128,576.68 - Step 4: Simplify right side
132,704.44x = 23,523,491,907.57 - Step 5: Solve for x
x = 23,523,491,907.57/132,704.44 - Step 6: Final answer
x = 177,262.28
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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.