Finding the Fourth Proportional to 146,472.28, 202,135.17 and 82,813.84
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Solution
The fourth proportional to 146,472.28, 202,135.17 and 82,813.84 is: 114,285.03
Step by Step Solution
- Step 1: Write the proportion equation
146,472.28 : 202,135.17 = 82,813.84 : x - Step 2: Convert to fraction form
146,472.28/202,135.17 = 82,813.84/x - Step 3: Cross multiply
146,472.28x = 202,135.17 × 82,813.84 - Step 4: Simplify right side
146,472.28x = 16,739,589,626.75 - Step 5: Solve for x
x = 16,739,589,626.75/146,472.28 - Step 6: Final answer
x = 114,285.03
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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.