Finding the Fourth Proportional to 146,626.44, 202,340.88 and 82,963.68
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Solution
The fourth proportional to 146,626.44, 202,340.88 and 82,963.68 is: 114,487.84
Step by Step Solution
- Step 1: Write the proportion equation
146,626.44 : 202,340.88 = 82,963.68 : x - Step 2: Convert to fraction form
146,626.44/202,340.88 = 82,963.68/x - Step 3: Cross multiply
146,626.44x = 202,340.88 × 82,963.68 - Step 4: Simplify right side
146,626.44x = 16,786,944,019.24 - Step 5: Solve for x
x = 16,786,944,019.24/146,626.44 - Step 6: Final answer
x = 114,487.84
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1.5x scale
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.