Finding the Fourth Proportional to 151,620.84, 227,571.35 and 76,793.58
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Solution
The fourth proportional to 151,620.84, 227,571.35 and 76,793.58 is: 115,261.32
Step by Step Solution
- Step 1: Write the proportion equation
151,620.84 : 227,571.35 = 76,793.58 : x - Step 2: Convert to fraction form
151,620.84/227,571.35 = 76,793.58/x - Step 3: Cross multiply
151,620.84x = 227,571.35 × 76,793.58 - Step 4: Simplify right side
151,620.84x = 17,476,018,287.97 - Step 5: Solve for x
x = 17,476,018,287.97/151,620.84 - Step 6: Final answer
x = 115,261.32
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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.