Finding the Fourth Proportional to 173,383.20, 260,074.80 and 55,063.80
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Solution
The fourth proportional to 173,383.20, 260,074.80 and 55,063.80 is: 82,595.70
Step by Step Solution
- Step 1: Write the proportion equation
173,383.20 : 260,074.80 = 55,063.80 : x - Step 2: Convert to fraction form
173,383.20/260,074.80 = 55,063.80/x - Step 3: Cross multiply
173,383.20x = 260,074.80 × 55,063.80 - Step 4: Simplify right side
173,383.20x = 14,320,706,772.24 - Step 5: Solve for x
x = 14,320,706,772.24/173,383.20 - Step 6: Final answer
x = 82,595.70
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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.