Finding the Fourth Proportional to 125,524.77, 173,227.73 and 68,939.79
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Solution
The fourth proportional to 125,524.77, 173,227.73 and 68,939.79 is: 95,138.86
Step by Step Solution
- Step 1: Write the proportion equation
125,524.77 : 173,227.73 = 68,939.79 : x - Step 2: Convert to fraction form
125,524.77/173,227.73 = 68,939.79/x - Step 3: Cross multiply
125,524.77x = 173,227.73 × 68,939.79 - Step 4: Simplify right side
125,524.77x = 11,942,282,983.68 - Step 5: Solve for x
x = 11,942,282,983.68/125,524.77 - Step 6: Final answer
x = 95,138.86
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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.