Finding the Fourth Proportional to 200,202.56, 276,252.21 and 119,612.96
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Solution
The fourth proportional to 200,202.56, 276,252.21 and 119,612.96 is: 165,049.56
Step by Step Solution
- Step 1: Write the proportion equation
200,202.56 : 276,252.21 = 119,612.96 : x - Step 2: Convert to fraction form
200,202.56/276,252.21 = 119,612.96/x - Step 3: Cross multiply
200,202.56x = 276,252.21 × 119,612.96 - Step 4: Simplify right side
200,202.56x = 33,043,343,163.38 - Step 5: Solve for x
x = 33,043,343,163.38/200,202.56 - Step 6: Final answer
x = 165,049.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.