Finding the Fourth Proportional to 163,450.53, 225,571.37 and 123,093.09
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Solution
The fourth proportional to 163,450.53, 225,571.37 and 123,093.09 is: 169,875.72
Step by Step Solution
- Step 1: Write the proportion equation
163,450.53 : 225,571.37 = 123,093.09 : x - Step 2: Convert to fraction form
163,450.53/225,571.37 = 123,093.09/x - Step 3: Cross multiply
163,450.53x = 225,571.37 × 123,093.09 - Step 4: Simplify right side
163,450.53x = 27,766,276,333.37 - Step 5: Solve for x
x = 27,766,276,333.37/163,450.53 - Step 6: Final answer
x = 169,875.72
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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.