Finding the Fourth Proportional to 127,096.72, 190,660.97 and 38,350.08
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Solution
The fourth proportional to 127,096.72, 190,660.97 and 38,350.08 is: 57,529.92
Step by Step Solution
- Step 1: Write the proportion equation
127,096.72 : 190,660.97 = 38,350.08 : x - Step 2: Convert to fraction form
127,096.72/190,660.97 = 38,350.08/x - Step 3: Cross multiply
127,096.72x = 190,660.97 × 38,350.08 - Step 4: Simplify right side
127,096.72x = 7,311,863,548.25 - Step 5: Solve for x
x = 7,311,863,548.25/127,096.72 - Step 6: Final answer
x = 57,529.92
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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.