Finding the Fourth Proportional to 75,567.43, 113,350.74 and 36,114.76
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Solution
The fourth proportional to 75,567.43, 113,350.74 and 36,114.76 is: 54,171.95
Step by Step Solution
- Step 1: Write the proportion equation
75,567.43 : 113,350.74 = 36,114.76 : x - Step 2: Convert to fraction form
75,567.43/113,350.74 = 36,114.76/x - Step 3: Cross multiply
75,567.43x = 113,350.74 × 36,114.76 - Step 4: Simplify right side
75,567.43x = 4,093,634,770.92 - Step 5: Solve for x
x = 4,093,634,770.92/75,567.43 - Step 6: Final answer
x = 54,171.95
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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.