Finding the Fourth Proportional to 202,493.40, 303,740.10 and 113,749.80
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Solution
The fourth proportional to 202,493.40, 303,740.10 and 113,749.80 is: 170,624.70
Step by Step Solution
- Step 1: Write the proportion equation
202,493.40 : 303,740.10 = 113,749.80 : x - Step 2: Convert to fraction form
202,493.40/303,740.10 = 113,749.80/x - Step 3: Cross multiply
202,493.40x = 303,740.10 × 113,749.80 - Step 4: Simplify right side
202,493.40x = 34,550,375,626.98 - Step 5: Solve for x
x = 34,550,375,626.98/202,493.40 - Step 6: Final answer
x = 170,624.70
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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.