Finding the Fourth Proportional to 87,806.19, 131,704.64 and 24,630.70
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Solution
The fourth proportional to 87,806.19, 131,704.64 and 24,630.70 is: 36,944.74
Step by Step Solution
- Step 1: Write the proportion equation
87,806.19 : 131,704.64 = 24,630.70 : x - Step 2: Convert to fraction form
87,806.19/131,704.64 = 24,630.70/x - Step 3: Cross multiply
87,806.19x = 131,704.64 × 24,630.70 - Step 4: Simplify right side
87,806.19x = 3,243,976,817.92 - Step 5: Solve for x
x = 3,243,976,817.92/87,806.19 - Step 6: Final answer
x = 36,944.74
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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.