Finding the Fourth Proportional to 136,292.24, 204,438.31 and 36,449.84
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Solution
The fourth proportional to 136,292.24, 204,438.31 and 36,449.84 is: 54,674.75
Step by Step Solution
- Step 1: Write the proportion equation
136,292.24 : 204,438.31 = 36,449.84 : x - Step 2: Convert to fraction form
136,292.24/204,438.31 = 36,449.84/x - Step 3: Cross multiply
136,292.24x = 204,438.31 × 36,449.84 - Step 4: Simplify right side
136,292.24x = 7,451,744,170.63 - Step 5: Solve for x
x = 7,451,744,170.63/136,292.24 - Step 6: Final answer
x = 54,674.75
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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.