Finding the Fourth Proportional to 75,367.63, 104,011.09 and 41,375.88
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Solution
The fourth proportional to 75,367.63, 104,011.09 and 41,375.88 is: 57,100.78
Step by Step Solution
- Step 1: Write the proportion equation
75,367.63 : 104,011.09 = 41,375.88 : x - Step 2: Convert to fraction form
75,367.63/104,011.09 = 41,375.88/x - Step 3: Cross multiply
75,367.63x = 104,011.09 × 41,375.88 - Step 4: Simplify right side
75,367.63x = 4,303,550,275.07 - Step 5: Solve for x
x = 4,303,550,275.07/75,367.63 - Step 6: Final answer
x = 57,100.78
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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.