Finding the Fourth Proportional to 201,306.13, 277,805.97 and 110,665.91
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Solution
The fourth proportional to 201,306.13, 277,805.97 and 110,665.91 is: 152,720.89
Step by Step Solution
- Step 1: Write the proportion equation
201,306.13 : 277,805.97 = 110,665.91 : x - Step 2: Convert to fraction form
201,306.13/277,805.97 = 110,665.91/x - Step 3: Cross multiply
201,306.13x = 277,805.97 × 110,665.91 - Step 4: Simplify right side
201,306.13x = 30,743,649,920.15 - Step 5: Solve for x
x = 30,743,649,920.15/201,306.13 - Step 6: Final answer
x = 152,720.89
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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.