Finding the Fourth Proportional to 163,662.70, 225,850.97 and 94,755.07
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Solution
The fourth proportional to 163,662.70, 225,850.97 and 94,755.07 is: 130,759.94
Step by Step Solution
- Step 1: Write the proportion equation
163,662.70 : 225,850.97 = 94,755.07 : x - Step 2: Convert to fraction form
163,662.70/225,850.97 = 94,755.07/x - Step 3: Cross multiply
163,662.70x = 225,850.97 × 94,755.07 - Step 4: Simplify right side
163,662.70x = 21,400,524,471.92 - Step 5: Solve for x
x = 21,400,524,471.92/163,662.70 - Step 6: Final answer
x = 130,759.94
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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.