Finding the Fourth Proportional to 283,395.92, 425,149.96 and 80,993.84
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Solution
The fourth proportional to 283,395.92, 425,149.96 and 80,993.84 is: 121,506.79
Step by Step Solution
- Step 1: Write the proportion equation
283,395.92 : 425,149.96 = 80,993.84 : x - Step 2: Convert to fraction form
283,395.92/425,149.96 = 80,993.84/x - Step 3: Cross multiply
283,395.92x = 425,149.96 × 80,993.84 - Step 4: Simplify right side
283,395.92x = 34,434,527,836.25 - Step 5: Solve for x
x = 34,434,527,836.25/283,395.92 - Step 6: Final answer
x = 121,506.79
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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.