Finding the Fourth Proportional to 146,806.44, 202,586.10 and 83,144.70
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Solution
The fourth proportional to 146,806.44, 202,586.10 and 83,144.70 is: 114,735.84
Step by Step Solution
- Step 1: Write the proportion equation
146,806.44 : 202,586.10 = 83,144.70 : x - Step 2: Convert to fraction form
146,806.44/202,586.10 = 83,144.70/x - Step 3: Cross multiply
146,806.44x = 202,586.10 × 83,144.70 - Step 4: Simplify right side
146,806.44x = 16,843,960,508.67 - Step 5: Solve for x
x = 16,843,960,508.67/146,806.44 - Step 6: Final answer
x = 114,735.84
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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.