Finding the Fourth Proportional to 104,813.40, 157,227.84 and 29,939.88
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Solution
The fourth proportional to 104,813.40, 157,227.84 and 29,939.88 is: 44,912.03
Step by Step Solution
- Step 1: Write the proportion equation
104,813.40 : 157,227.84 = 29,939.88 : x - Step 2: Convert to fraction form
104,813.40/157,227.84 = 29,939.88/x - Step 3: Cross multiply
104,813.40x = 157,227.84 × 29,939.88 - Step 4: Simplify right side
104,813.40x = 4,707,382,662.26 - Step 5: Solve for x
x = 4,707,382,662.26/104,813.40 - Step 6: Final answer
x = 44,912.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.