Finding the Fourth Proportional to 202,271.20, 303,734.85 and 146,502.70
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Solution
The fourth proportional to 202,271.20, 303,734.85 and 146,502.70 is: 219,991.65
Step by Step Solution
- Step 1: Write the proportion equation
202,271.20 : 303,734.85 = 146,502.70 : x - Step 2: Convert to fraction form
202,271.20/303,734.85 = 146,502.70/x - Step 3: Cross multiply
202,271.20x = 303,734.85 × 146,502.70 - Step 4: Simplify right side
202,271.20x = 44,497,975,609.10 - Step 5: Solve for x
x = 44,497,975,609.10/202,271.20 - Step 6: Final answer
x = 219,991.65
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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.