Finding the Fourth Proportional to 136,269.68, 204,438.58 and 134,009.42
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Solution
The fourth proportional to 136,269.68, 204,438.58 and 134,009.42 is: 201,047.62
Step by Step Solution
- Step 1: Write the proportion equation
136,269.68 : 204,438.58 = 134,009.42 : x - Step 2: Convert to fraction form
136,269.68/204,438.58 = 134,009.42/x - Step 3: Cross multiply
136,269.68x = 204,438.58 × 134,009.42 - Step 4: Simplify right side
136,269.68x = 27,396,694,174.21 - Step 5: Solve for x
x = 27,396,694,174.21/136,269.68 - Step 6: Final answer
x = 201,047.62
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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.