Finding the Fourth Proportional to 79,976.56, 110,367.84 and 44,165.92
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Solution
The fourth proportional to 79,976.56, 110,367.84 and 44,165.92 is: 60,949.07
Step by Step Solution
- Step 1: Write the proportion equation
79,976.56 : 110,367.84 = 44,165.92 : x - Step 2: Convert to fraction form
79,976.56/110,367.84 = 44,165.92/x - Step 3: Cross multiply
79,976.56x = 110,367.84 × 44,165.92 - Step 4: Simplify right side
79,976.56x = 4,874,497,192.01 - Step 5: Solve for x
x = 4,874,497,192.01/79,976.56 - Step 6: Final answer
x = 60,949.07
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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.