Finding the Fourth Proportional to 202,546.36, 279,519.62 and 111,908.17
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Solution
The fourth proportional to 202,546.36, 279,519.62 and 111,908.17 is: 154,436.39
Step by Step Solution
- Step 1: Write the proportion equation
202,546.36 : 279,519.62 = 111,908.17 : x - Step 2: Convert to fraction form
202,546.36/279,519.62 = 111,908.17/x - Step 3: Cross multiply
202,546.36x = 279,519.62 × 111,908.17 - Step 4: Simplify right side
202,546.36x = 31,280,529,153.30 - Step 5: Solve for x
x = 31,280,529,153.30/202,546.36 - Step 6: Final answer
x = 154,436.39
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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.