Finding the Fourth Proportional to 202,545.70, 303,818.55 and 84,204.70
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Solution
The fourth proportional to 202,545.70, 303,818.55 and 84,204.70 is: 126,307.05
Step by Step Solution
- Step 1: Write the proportion equation
202,545.70 : 303,818.55 = 84,204.70 : x - Step 2: Convert to fraction form
202,545.70/303,818.55 = 84,204.70/x - Step 3: Cross multiply
202,545.70x = 303,818.55 × 84,204.70 - Step 4: Simplify right side
202,545.70x = 25,582,949,857.19 - Step 5: Solve for x
x = 25,582,949,857.19/202,545.70 - Step 6: Final answer
x = 126,307.05
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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.