Finding the Fourth Proportional to 202,660.56, 303,964.92 and 84,309.84
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Solution
The fourth proportional to 202,660.56, 303,964.92 and 84,309.84 is: 126,453.98
Step by Step Solution
- Step 1: Write the proportion equation
202,660.56 : 303,964.92 = 84,309.84 : x - Step 2: Convert to fraction form
202,660.56/303,964.92 = 84,309.84/x - Step 3: Cross multiply
202,660.56x = 303,964.92 × 84,309.84 - Step 4: Simplify right side
202,660.56x = 25,627,233,770.81 - Step 5: Solve for x
x = 25,627,233,770.81/202,660.56 - Step 6: Final answer
x = 126,453.98
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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.