Finding the Fourth Proportional to 202,793.92, 279,876.63 and 116,755.99
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Solution
The fourth proportional to 202,793.92, 279,876.63 and 116,755.99 is: 161,135.37
Step by Step Solution
- Step 1: Write the proportion equation
202,793.92 : 279,876.63 = 116,755.99 : x - Step 2: Convert to fraction form
202,793.92/279,876.63 = 116,755.99/x - Step 3: Cross multiply
202,793.92x = 279,876.63 × 116,755.99 - Step 4: Simplify right side
202,793.92x = 32,677,273,013.51 - Step 5: Solve for x
x = 32,677,273,013.51/202,793.92 - Step 6: Final answer
x = 161,135.37
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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.