Finding the Fourth Proportional to 199,545.99, 275,377.82 and 108,902.31
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Solution
The fourth proportional to 199,545.99, 275,377.82 and 108,902.31 is: 150,287.56
Step by Step Solution
- Step 1: Write the proportion equation
199,545.99 : 275,377.82 = 108,902.31 : x - Step 2: Convert to fraction form
199,545.99/275,377.82 = 108,902.31/x - Step 3: Cross multiply
199,545.99x = 275,377.82 × 108,902.31 - Step 4: Simplify right side
199,545.99x = 29,989,280,176.25 - Step 5: Solve for x
x = 29,989,280,176.25/199,545.99 - Step 6: Final answer
x = 150,287.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.