Finding the Fourth Proportional to 200,083.26, 276,112.89 and 109,440.99
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Solution
The fourth proportional to 200,083.26, 276,112.89 and 109,440.99 is: 151,027.47
Step by Step Solution
- Step 1: Write the proportion equation
200,083.26 : 276,112.89 = 109,440.99 : x - Step 2: Convert to fraction form
200,083.26/276,112.89 = 109,440.99/x - Step 3: Cross multiply
200,083.26x = 276,112.89 × 109,440.99 - Step 4: Simplify right side
200,083.26x = 30,218,068,033.36 - Step 5: Solve for x
x = 30,218,068,033.36/200,083.26 - Step 6: Final answer
x = 151,027.47
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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.