Finding the Fourth Proportional to 175,545.70, 263,318.55 and 140,553.70
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Solution
The fourth proportional to 175,545.70, 263,318.55 and 140,553.70 is: 210,830.55
Step by Step Solution
- Step 1: Write the proportion equation
175,545.70 : 263,318.55 = 140,553.70 : x - Step 2: Convert to fraction form
175,545.70/263,318.55 = 140,553.70/x - Step 3: Cross multiply
175,545.70x = 263,318.55 × 140,553.70 - Step 4: Simplify right side
175,545.70x = 37,010,396,481.14 - Step 5: Solve for x
x = 37,010,396,481.14/175,545.70 - Step 6: Final answer
x = 210,830.55
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1.5x scale
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.