Finding the Fourth Proportional to 205,161.63, 283,170.29 and 120,306.03
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Solution
The fourth proportional to 205,161.63, 283,170.29 and 120,306.03 is: 166,050.02
Step by Step Solution
- Step 1: Write the proportion equation
205,161.63 : 283,170.29 = 120,306.03 : x - Step 2: Convert to fraction form
205,161.63/283,170.29 = 120,306.03/x - Step 3: Cross multiply
205,161.63x = 283,170.29 × 120,306.03 - Step 4: Simplify right side
205,161.63x = 34,067,093,403.85 - Step 5: Solve for x
x = 34,067,093,403.85/205,161.63 - Step 6: Final answer
x = 166,050.02
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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.