Finding the Fourth Proportional to 202,375.80, 303,563.70 and 109,063.80
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Solution
The fourth proportional to 202,375.80, 303,563.70 and 109,063.80 is: 163,595.70
Step by Step Solution
- Step 1: Write the proportion equation
202,375.80 : 303,563.70 = 109,063.80 : x - Step 2: Convert to fraction form
202,375.80/303,563.70 = 109,063.80/x - Step 3: Cross multiply
202,375.80x = 303,563.70 × 109,063.80 - Step 4: Simplify right side
202,375.80x = 33,107,810,664.06 - Step 5: Solve for x
x = 33,107,810,664.06/202,375.80 - Step 6: Final answer
x = 163,595.70
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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.