Finding the Fourth Proportional to 75,439.26, 104,106.21 and 41,449.92
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Solution
The fourth proportional to 75,439.26, 104,106.21 and 41,449.92 is: 57,200.91
Step by Step Solution
- Step 1: Write the proportion equation
75,439.26 : 104,106.21 = 41,449.92 : x - Step 2: Convert to fraction form
75,439.26/104,106.21 = 41,449.92/x - Step 3: Cross multiply
75,439.26x = 104,106.21 × 41,449.92 - Step 4: Simplify right side
75,439.26x = 4,315,194,076.00 - Step 5: Solve for x
x = 4,315,194,076.00/75,439.26 - Step 6: Final answer
x = 57,200.91
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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.