Finding the Fourth Proportional to 75,755.97, 104,543.94 and 41,765.67
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Solution
The fourth proportional to 75,755.97, 104,543.94 and 41,765.67 is: 57,637.01
Step by Step Solution
- Step 1: Write the proportion equation
75,755.97 : 104,543.94 = 41,765.67 : x - Step 2: Convert to fraction form
75,755.97/104,543.94 = 41,765.67/x - Step 3: Cross multiply
75,755.97x = 104,543.94 × 41,765.67 - Step 4: Simplify right side
75,755.97x = 4,366,347,698.54 - Step 5: Solve for x
x = 4,366,347,698.54/75,755.97 - Step 6: Final answer
x = 57,637.01
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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.