Finding the Fourth Proportional to 173,894.30, 260,927.85 and 68,716.70
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Solution
The fourth proportional to 173,894.30, 260,927.85 and 68,716.70 is: 103,109.19
Step by Step Solution
- Step 1: Write the proportion equation
173,894.30 : 260,927.85 = 68,716.70 : x - Step 2: Convert to fraction form
173,894.30/260,927.85 = 68,716.70/x - Step 3: Cross multiply
173,894.30x = 260,927.85 × 68,716.70 - Step 4: Simplify right side
173,894.30x = 17,930,100,790.10 - Step 5: Solve for x
x = 17,930,100,790.10/173,894.30 - Step 6: Final answer
x = 103,109.19
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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.