Finding the Fourth Proportional to 178,628.09, 246,622.23 and 110,717.28
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Solution
The fourth proportional to 178,628.09, 246,622.23 and 110,717.28 is: 152,861.42
Step by Step Solution
- Step 1: Write the proportion equation
178,628.09 : 246,622.23 = 110,717.28 : x - Step 2: Convert to fraction form
178,628.09/246,622.23 = 110,717.28/x - Step 3: Cross multiply
178,628.09x = 246,622.23 × 110,717.28 - Step 4: Simplify right side
178,628.09x = 27,305,342,493.13 - Step 5: Solve for x
x = 27,305,342,493.13/178,628.09 - Step 6: Final answer
x = 152,861.42
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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.