Finding the Fourth Proportional to 202,351.90, 303,527.85 and 149,207.80
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Solution
The fourth proportional to 202,351.90, 303,527.85 and 149,207.80 is: 223,811.70
Step by Step Solution
- Step 1: Write the proportion equation
202,351.90 : 303,527.85 = 149,207.80 : x - Step 2: Convert to fraction form
202,351.90/303,527.85 = 149,207.80/x - Step 3: Cross multiply
202,351.90x = 303,527.85 × 149,207.80 - Step 4: Simplify right side
202,351.90x = 45,288,722,737.23 - Step 5: Solve for x
x = 45,288,722,737.23/202,351.90 - Step 6: Final answer
x = 223,811.70
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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.