Finding the Fourth Proportional to 202,336.70, 303,626.55 and 83,995.70
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Solution
The fourth proportional to 202,336.70, 303,626.55 and 83,995.70 is: 126,043.99
Step by Step Solution
- Step 1: Write the proportion equation
202,336.70 : 303,626.55 = 83,995.70 : x - Step 2: Convert to fraction form
202,336.70/303,626.55 = 83,995.70/x - Step 3: Cross multiply
202,336.70x = 303,626.55 × 83,995.70 - Step 4: Simplify right side
202,336.70x = 25,503,324,605.84 - Step 5: Solve for x
x = 25,503,324,605.84/202,336.70 - Step 6: Final answer
x = 126,043.99
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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.