Finding the Fourth Proportional to 75,503.70, 104,195.82 and 41,512.44
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Solution
The fourth proportional to 75,503.70, 104,195.82 and 41,512.44 is: 57,287.56
Step by Step Solution
- Step 1: Write the proportion equation
75,503.70 : 104,195.82 = 41,512.44 : x - Step 2: Convert to fraction form
75,503.70/104,195.82 = 41,512.44/x - Step 3: Cross multiply
75,503.70x = 104,195.82 × 41,512.44 - Step 4: Simplify right side
75,503.70x = 4,325,422,726.00 - Step 5: Solve for x
x = 4,325,422,726.00/75,503.70 - Step 6: Final answer
x = 57,287.56
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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.