Finding the Fourth Proportional to 75,950.92, 113,755.20 and 44,313.67
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Solution
The fourth proportional to 75,950.92, 113,755.20 and 44,313.67 is: 66,370.63
Step by Step Solution
- Step 1: Write the proportion equation
75,950.92 : 113,755.20 = 44,313.67 : x - Step 2: Convert to fraction form
75,950.92/113,755.20 = 44,313.67/x - Step 3: Cross multiply
75,950.92x = 113,755.20 × 44,313.67 - Step 4: Simplify right side
75,950.92x = 5,040,910,393.58 - Step 5: Solve for x
x = 5,040,910,393.58/75,950.92 - Step 6: Final answer
x = 66,370.63
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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.