Finding the Fourth Proportional to 268,251.24, 402,375.27 and 68,571.31
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Solution
The fourth proportional to 268,251.24, 402,375.27 and 68,571.31 is: 102,856.56
Step by Step Solution
- Step 1: Write the proportion equation
268,251.24 : 402,375.27 = 68,571.31 : x - Step 2: Convert to fraction form
268,251.24/402,375.27 = 68,571.31/x - Step 3: Cross multiply
268,251.24x = 402,375.27 × 68,571.31 - Step 4: Simplify right side
268,251.24x = 27,591,399,188.30 - Step 5: Solve for x
x = 27,591,399,188.30/268,251.24 - Step 6: Final answer
x = 102,856.56
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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.