Finding the Fourth Proportional to 134,912.26, 202,378.18 and 51,806.26
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Solution
The fourth proportional to 134,912.26, 202,378.18 and 51,806.26 is: 77,713.15
Step by Step Solution
- Step 1: Write the proportion equation
134,912.26 : 202,378.18 = 51,806.26 : x - Step 2: Convert to fraction form
134,912.26/202,378.18 = 51,806.26/x - Step 3: Cross multiply
134,912.26x = 202,378.18 × 51,806.26 - Step 4: Simplify right side
134,912.26x = 10,484,456,611.41 - Step 5: Solve for x
x = 10,484,456,611.41/134,912.26 - Step 6: Final answer
x = 77,713.15
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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.