Finding the Fourth Proportional to 183,698.44, 253,473.66 and 108,236.68
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Solution
The fourth proportional to 183,698.44, 253,473.66 and 108,236.68 is: 149,348.83
Step by Step Solution
- Step 1: Write the proportion equation
183,698.44 : 253,473.66 = 108,236.68 : x - Step 2: Convert to fraction form
183,698.44/253,473.66 = 108,236.68/x - Step 3: Cross multiply
183,698.44x = 253,473.66 × 108,236.68 - Step 4: Simplify right side
183,698.44x = 27,435,147,425.85 - Step 5: Solve for x
x = 27,435,147,425.85/183,698.44 - Step 6: Final answer
x = 149,348.83
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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.