Finding the Fourth Proportional to 73,703.62, 101,711.32 and 41,874.26
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Solution
The fourth proportional to 73,703.62, 101,711.32 and 41,874.26 is: 57,786.66
Step by Step Solution
- Step 1: Write the proportion equation
73,703.62 : 101,711.32 = 41,874.26 : x - Step 2: Convert to fraction form
73,703.62/101,711.32 = 41,874.26/x - Step 3: Cross multiply
73,703.62x = 101,711.32 × 41,874.26 - Step 4: Simplify right side
73,703.62x = 4,259,086,258.62 - Step 5: Solve for x
x = 4,259,086,258.62/73,703.62 - Step 6: Final answer
x = 57,786.66
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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.