Finding the Fourth Proportional to 173,640.92, 239,655.22 and 102,020.96
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Solution
The fourth proportional to 173,640.92, 239,655.22 and 102,020.96 is: 140,806.99
Step by Step Solution
- Step 1: Write the proportion equation
173,640.92 : 239,655.22 = 102,020.96 : x - Step 2: Convert to fraction form
173,640.92/239,655.22 = 102,020.96/x - Step 3: Cross multiply
173,640.92x = 239,655.22 × 102,020.96 - Step 4: Simplify right side
173,640.92x = 24,449,855,613.41 - Step 5: Solve for x
x = 24,449,855,613.41/173,640.92 - Step 6: Final answer
x = 140,806.99
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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.