Finding the Fourth Proportional to 204,251.37, 306,385.29 and 71,145.09
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Solution
The fourth proportional to 204,251.37, 306,385.29 and 71,145.09 is: 106,720.50
Step by Step Solution
- Step 1: Write the proportion equation
204,251.37 : 306,385.29 = 71,145.09 : x - Step 2: Convert to fraction form
204,251.37/306,385.29 = 71,145.09/x - Step 3: Cross multiply
204,251.37x = 306,385.29 × 71,145.09 - Step 4: Simplify right side
204,251.37x = 21,797,809,031.73 - Step 5: Solve for x
x = 21,797,809,031.73/204,251.37 - Step 6: Final answer
x = 106,720.50
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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.