Finding the Fourth Proportional to 215,285.22, 297,105.27 and 119,793.99
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Solution
The fourth proportional to 215,285.22, 297,105.27 and 119,793.99 is: 165,322.20
Step by Step Solution
- Step 1: Write the proportion equation
215,285.22 : 297,105.27 = 119,793.99 : x - Step 2: Convert to fraction form
215,285.22/297,105.27 = 119,793.99/x - Step 3: Cross multiply
215,285.22x = 297,105.27 × 119,793.99 - Step 4: Simplify right side
215,285.22x = 35,591,425,743.33 - Step 5: Solve for x
x = 35,591,425,743.33/215,285.22 - Step 6: Final answer
x = 165,322.20
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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.