Finding the Fourth Proportional to 202,310.30, 303,811.05 and 132,499.10
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Solution
The fourth proportional to 202,310.30, 303,811.05 and 132,499.10 is: 198,974.99
Step by Step Solution
- Step 1: Write the proportion equation
202,310.30 : 303,811.05 = 132,499.10 : x - Step 2: Convert to fraction form
202,310.30/303,811.05 = 132,499.10/x - Step 3: Cross multiply
202,310.30x = 303,811.05 × 132,499.10 - Step 4: Simplify right side
202,310.30x = 40,254,690,695.06 - Step 5: Solve for x
x = 40,254,690,695.06/202,310.30 - Step 6: Final answer
x = 198,974.99
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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.