Finding the Fourth Proportional to 283,889.44, 425,761.48 and 84,163.12
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Solution
The fourth proportional to 283,889.44, 425,761.48 and 84,163.12 is: 126,223.13
Step by Step Solution
- Step 1: Write the proportion equation
283,889.44 : 425,761.48 = 84,163.12 : x - Step 2: Convert to fraction form
283,889.44/425,761.48 = 84,163.12/x - Step 3: Cross multiply
283,889.44x = 425,761.48 × 84,163.12 - Step 4: Simplify right side
283,889.44x = 35,833,414,532.62 - Step 5: Solve for x
x = 35,833,414,532.62/283,889.44 - Step 6: Final answer
x = 126,223.13
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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.