Finding the Fourth Proportional to 192,414.31, 265,529.95 and 106,375.55
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Solution
The fourth proportional to 192,414.31, 265,529.95 and 106,375.55 is: 146,797.26
Step by Step Solution
- Step 1: Write the proportion equation
192,414.31 : 265,529.95 = 106,375.55 : x - Step 2: Convert to fraction form
192,414.31/265,529.95 = 106,375.55/x - Step 3: Cross multiply
192,414.31x = 265,529.95 × 106,375.55 - Step 4: Simplify right side
192,414.31x = 28,245,892,879.13 - Step 5: Solve for x
x = 28,245,892,879.13/192,414.31 - Step 6: Final answer
x = 146,797.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.