Finding the Fourth Proportional to 173,771.80, 260,657.70 and 73,906.90
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Solution
The fourth proportional to 173,771.80, 260,657.70 and 73,906.90 is: 110,860.35
Step by Step Solution
- Step 1: Write the proportion equation
173,771.80 : 260,657.70 = 73,906.90 : x - Step 2: Convert to fraction form
173,771.80/260,657.70 = 73,906.90/x - Step 3: Cross multiply
173,771.80x = 260,657.70 × 73,906.90 - Step 4: Simplify right side
173,771.80x = 19,264,402,568.13 - Step 5: Solve for x
x = 19,264,402,568.13/173,771.80 - Step 6: Final answer
x = 110,860.35
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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.