Finding the Fourth Proportional to 73,121.99, 100,910.18 and 44,843.27
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Solution
The fourth proportional to 73,121.99, 100,910.18 and 44,843.27 is: 61,884.84
Step by Step Solution
- Step 1: Write the proportion equation
73,121.99 : 100,910.18 = 44,843.27 : x - Step 2: Convert to fraction form
73,121.99/100,910.18 = 44,843.27/x - Step 3: Cross multiply
73,121.99x = 100,910.18 × 44,843.27 - Step 4: Simplify right side
73,121.99x = 4,525,142,055.05 - Step 5: Solve for x
x = 4,525,142,055.05/73,121.99 - Step 6: Final answer
x = 61,884.84
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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.