Finding the Fourth Proportional to 202,192.20, 302,689.26 and 149,836.68
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Solution
The fourth proportional to 202,192.20, 302,689.26 and 149,836.68 is: 224,311.10
Step by Step Solution
- Step 1: Write the proportion equation
202,192.20 : 302,689.26 = 149,836.68 : x - Step 2: Convert to fraction form
202,192.20/302,689.26 = 149,836.68/x - Step 3: Cross multiply
202,192.20x = 302,689.26 × 149,836.68 - Step 4: Simplify right side
202,192.20x = 45,353,953,790.06 - Step 5: Solve for x
x = 45,353,953,790.06/202,192.20 - Step 6: Final answer
x = 224,311.10
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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.