Finding the Fourth Proportional to 192,091.12, 288,170.50 and 65,701.68
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Solution
The fourth proportional to 192,091.12, 288,170.50 and 65,701.68 is: 98,564.09
Step by Step Solution
- Step 1: Write the proportion equation
192,091.12 : 288,170.50 = 65,701.68 : x - Step 2: Convert to fraction form
192,091.12/288,170.50 = 65,701.68/x - Step 3: Cross multiply
192,091.12x = 288,170.50 × 65,701.68 - Step 4: Simplify right side
192,091.12x = 18,933,285,976.44 - Step 5: Solve for x
x = 18,933,285,976.44/192,091.12 - Step 6: Final answer
x = 98,564.09
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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.