Finding the Fourth Proportional to 146,584.68, 202,286.49 and 79,516.68
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Solution
The fourth proportional to 146,584.68, 202,286.49 and 79,516.68 is: 109,732.82
Step by Step Solution
- Step 1: Write the proportion equation
146,584.68 : 202,286.49 = 79,516.68 : x - Step 2: Convert to fraction form
146,584.68/202,286.49 = 79,516.68/x - Step 3: Cross multiply
146,584.68x = 202,286.49 × 79,516.68 - Step 4: Simplify right side
146,584.68x = 16,085,150,093.65 - Step 5: Solve for x
x = 16,085,150,093.65/146,584.68 - Step 6: Final answer
x = 109,732.82
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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.