Finding the Fourth Proportional to 227,739.20, 341,503.09 and 132,997.44
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Solution
The fourth proportional to 227,739.20, 341,503.09 and 132,997.44 is: 199,434.43
Step by Step Solution
- Step 1: Write the proportion equation
227,739.20 : 341,503.09 = 132,997.44 : x - Step 2: Convert to fraction form
227,739.20/341,503.09 = 132,997.44/x - Step 3: Cross multiply
227,739.20x = 341,503.09 × 132,997.44 - Step 4: Simplify right side
227,739.20x = 45,419,037,670.23 - Step 5: Solve for x
x = 45,419,037,670.23/227,739.20 - Step 6: Final answer
x = 199,434.43
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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.