Finding the Fourth Proportional to 179,837.20, 248,022.97 and 108,203.84
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Solution
The fourth proportional to 179,837.20, 248,022.97 and 108,203.84 is: 149,229.62
Step by Step Solution
- Step 1: Write the proportion equation
179,837.20 : 248,022.97 = 108,203.84 : x - Step 2: Convert to fraction form
179,837.20/248,022.97 = 108,203.84/x - Step 3: Cross multiply
179,837.20x = 248,022.97 × 108,203.84 - Step 4: Simplify right side
179,837.20x = 26,837,037,762.20 - Step 5: Solve for x
x = 26,837,037,762.20/179,837.20 - Step 6: Final answer
x = 149,229.62
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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.