Finding the Fourth Proportional to 204,080.10, 305,515.35 and 151,721.70
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Solution
The fourth proportional to 204,080.10, 305,515.35 and 151,721.70 is: 227,132.92
Step by Step Solution
- Step 1: Write the proportion equation
204,080.10 : 305,515.35 = 151,721.70 : x - Step 2: Convert to fraction form
204,080.10/305,515.35 = 151,721.70/x - Step 3: Cross multiply
204,080.10x = 305,515.35 × 151,721.70 - Step 4: Simplify right side
204,080.10x = 46,353,308,278.10 - Step 5: Solve for x
x = 46,353,308,278.10/204,080.10 - Step 6: Final answer
x = 227,132.92
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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.