Finding the Fourth Proportional to 200,891.19, 301,337.84 and 67,772.62
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Solution
The fourth proportional to 200,891.19, 301,337.84 and 67,772.62 is: 101,659.29
Step by Step Solution
- Step 1: Write the proportion equation
200,891.19 : 301,337.84 = 67,772.62 : x - Step 2: Convert to fraction form
200,891.19/301,337.84 = 67,772.62/x - Step 3: Cross multiply
200,891.19x = 301,337.84 × 67,772.62 - Step 4: Simplify right side
200,891.19x = 20,422,454,921.94 - Step 5: Solve for x
x = 20,422,454,921.94/200,891.19 - Step 6: Final answer
x = 101,659.29
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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.