Finding the Fourth Proportional to 177,846.06, 266,843.97 and 77,954.70
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Solution
The fourth proportional to 177,846.06, 266,843.97 and 77,954.70 is: 116,964.87
Step by Step Solution
- Step 1: Write the proportion equation
177,846.06 : 266,843.97 = 77,954.70 : x - Step 2: Convert to fraction form
177,846.06/266,843.97 = 77,954.70/x - Step 3: Cross multiply
177,846.06x = 266,843.97 × 77,954.70 - Step 4: Simplify right side
177,846.06x = 20,801,741,628.16 - Step 5: Solve for x
x = 20,801,741,628.16/177,846.06 - Step 6: Final answer
x = 116,964.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.