Finding the Fourth Proportional to 75,517.34, 113,120.48 and 44,277.26
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Solution
The fourth proportional to 75,517.34, 113,120.48 and 44,277.26 is: 66,324.70
Step by Step Solution
- Step 1: Write the proportion equation
75,517.34 : 113,120.48 = 44,277.26 : x - Step 2: Convert to fraction form
75,517.34/113,120.48 = 44,277.26/x - Step 3: Cross multiply
75,517.34x = 113,120.48 × 44,277.26 - Step 4: Simplify right side
75,517.34x = 5,008,664,904.28 - Step 5: Solve for x
x = 5,008,664,904.28/75,517.34 - Step 6: Final answer
x = 66,324.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.