Finding the Fourth Proportional to 134,640.67, 201,966.13 and 50,391.96
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Solution
The fourth proportional to 134,640.67, 201,966.13 and 50,391.96 is: 75,589.86
Step by Step Solution
- Step 1: Write the proportion equation
134,640.67 : 201,966.13 = 50,391.96 : x - Step 2: Convert to fraction form
134,640.67/201,966.13 = 50,391.96/x - Step 3: Cross multiply
134,640.67x = 201,966.13 × 50,391.96 - Step 4: Simplify right side
134,640.67x = 10,177,469,144.31 - Step 5: Solve for x
x = 10,177,469,144.31/134,640.67 - Step 6: Final answer
x = 75,589.86
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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.