Finding the Fourth Proportional to 75,979.24, 104,828.34 and 44,141.92
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Solution
The fourth proportional to 75,979.24, 104,828.34 and 44,141.92 is: 60,902.48
Step by Step Solution
- Step 1: Write the proportion equation
75,979.24 : 104,828.34 = 44,141.92 : x - Step 2: Convert to fraction form
75,979.24/104,828.34 = 44,141.92/x - Step 3: Cross multiply
75,979.24x = 104,828.34 × 44,141.92 - Step 4: Simplify right side
75,979.24x = 4,627,324,198.01 - Step 5: Solve for x
x = 4,627,324,198.01/75,979.24 - Step 6: Final answer
x = 60,902.48
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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.