Finding the Fourth Proportional to 202,034.30, 278,805.81 and 110,153.26
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Solution
The fourth proportional to 202,034.30, 278,805.81 and 110,153.26 is: 152,010.68
Step by Step Solution
- Step 1: Write the proportion equation
202,034.30 : 278,805.81 = 110,153.26 : x - Step 2: Convert to fraction form
202,034.30/278,805.81 = 110,153.26/x - Step 3: Cross multiply
202,034.30x = 278,805.81 × 110,153.26 - Step 4: Simplify right side
202,034.30x = 30,711,369,640.02 - Step 5: Solve for x
x = 30,711,369,640.02/202,034.30 - Step 6: Final answer
x = 152,010.68
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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.