Finding the Fourth Proportional to 75,943.44, 104,792.94 and 44,107.20
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Solution
The fourth proportional to 75,943.44, 104,792.94 and 44,107.20 is: 60,862.70
Step by Step Solution
- Step 1: Write the proportion equation
75,943.44 : 104,792.94 = 44,107.20 : x - Step 2: Convert to fraction form
75,943.44/104,792.94 = 44,107.20/x - Step 3: Cross multiply
75,943.44x = 104,792.94 × 44,107.20 - Step 4: Simplify right side
75,943.44x = 4,622,123,163.17 - Step 5: Solve for x
x = 4,622,123,163.17/75,943.44 - Step 6: Final answer
x = 60,862.70
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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.