Finding the Fourth Proportional to 208,979.24, 288,497.57 and 132,576.39
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Solution
The fourth proportional to 208,979.24, 288,497.57 and 132,576.39 is: 183,022.80
Step by Step Solution
- Step 1: Write the proportion equation
208,979.24 : 288,497.57 = 132,576.39 : x - Step 2: Convert to fraction form
208,979.24/288,497.57 = 132,576.39/x - Step 3: Cross multiply
208,979.24x = 288,497.57 × 132,576.39 - Step 4: Simplify right side
208,979.24x = 38,247,965,691.49 - Step 5: Solve for x
x = 38,247,965,691.49/208,979.24 - Step 6: Final answer
x = 183,022.80
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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.