Finding the Fourth Proportional to 136,206.23, 204,245.01 and 50,759.19
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Solution
The fourth proportional to 136,206.23, 204,245.01 and 50,759.19 is: 76,114.81
Step by Step Solution
- Step 1: Write the proportion equation
136,206.23 : 204,245.01 = 50,759.19 : x - Step 2: Convert to fraction form
136,206.23/204,245.01 = 50,759.19/x - Step 3: Cross multiply
136,206.23x = 204,245.01 × 50,759.19 - Step 4: Simplify right side
136,206.23x = 10,367,311,269.14 - Step 5: Solve for x
x = 10,367,311,269.14/136,206.23 - Step 6: Final answer
x = 76,114.81
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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.