Finding the Fourth Proportional to 140,680.26, 211,269.42 and 134,868.06
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Solution
The fourth proportional to 140,680.26, 211,269.42 and 134,868.06 is: 202,540.83
Step by Step Solution
- Step 1: Write the proportion equation
140,680.26 : 211,269.42 = 134,868.06 : x - Step 2: Convert to fraction form
140,680.26/211,269.42 = 134,868.06/x - Step 3: Cross multiply
140,680.26x = 211,269.42 × 134,868.06 - Step 4: Simplify right side
140,680.26x = 28,493,496,812.73 - Step 5: Solve for x
x = 28,493,496,812.73/140,680.26 - Step 6: Final answer
x = 202,540.83
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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.