Finding the Fourth Proportional to 203,816.22, 305,743.77 and 79,166.94
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Solution
The fourth proportional to 203,816.22, 305,743.77 and 79,166.94 is: 118,757.96
Step by Step Solution
- Step 1: Write the proportion equation
203,816.22 : 305,743.77 = 79,166.94 : x - Step 2: Convert to fraction form
203,816.22/305,743.77 = 79,166.94/x - Step 3: Cross multiply
203,816.22x = 305,743.77 × 79,166.94 - Step 4: Simplify right side
203,816.22x = 24,204,798,694.96 - Step 5: Solve for x
x = 24,204,798,694.96/203,816.22 - Step 6: Final answer
x = 118,757.96
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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.