Finding the Fourth Proportional to 146,367.71, 201,982.29 and 82,704.14
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Solution
The fourth proportional to 146,367.71, 201,982.29 and 82,704.14 is: 114,128.80
Step by Step Solution
- Step 1: Write the proportion equation
146,367.71 : 201,982.29 = 82,704.14 : x - Step 2: Convert to fraction form
146,367.71/201,982.29 = 82,704.14/x - Step 3: Cross multiply
146,367.71x = 201,982.29 × 82,704.14 - Step 4: Simplify right side
146,367.71x = 16,704,770,579.77 - Step 5: Solve for x
x = 16,704,770,579.77/146,367.71 - Step 6: Final answer
x = 114,128.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.