Finding the Fourth Proportional to 173,891.30, 260,923.35 and 68,713.70
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Solution
The fourth proportional to 173,891.30, 260,923.35 and 68,713.70 is: 103,104.69
Step by Step Solution
- Step 1: Write the proportion equation
173,891.30 : 260,923.35 = 68,713.70 : x - Step 2: Convert to fraction form
173,891.30/260,923.35 = 68,713.70/x - Step 3: Cross multiply
173,891.30x = 260,923.35 × 68,713.70 - Step 4: Simplify right side
173,891.30x = 17,929,008,794.90 - Step 5: Solve for x
x = 17,929,008,794.90/173,891.30 - Step 6: Final answer
x = 103,104.69
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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.