Finding the Fourth Proportional to 173,243.75, 239,076.38 and 93,755.75
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Solution
The fourth proportional to 173,243.75, 239,076.38 and 93,755.75 is: 129,382.94
Step by Step Solution
- Step 1: Write the proportion equation
173,243.75 : 239,076.38 = 93,755.75 : x - Step 2: Convert to fraction form
173,243.75/239,076.38 = 93,755.75/x - Step 3: Cross multiply
173,243.75x = 239,076.38 × 93,755.75 - Step 4: Simplify right side
173,243.75x = 22,414,784,845.41 - Step 5: Solve for x
x = 22,414,784,845.41/173,243.75 - Step 6: Final answer
x = 129,382.94
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1.5x scale
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.