Finding the Fourth Proportional to 168,107.40, 252,452.70 and 162,858.60
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Solution
The fourth proportional to 168,107.40, 252,452.70 and 162,858.60 is: 244,570.40
Step by Step Solution
- Step 1: Write the proportion equation
168,107.40 : 252,452.70 = 162,858.60 : x - Step 2: Convert to fraction form
168,107.40/252,452.70 = 162,858.60/x - Step 3: Cross multiply
168,107.40x = 252,452.70 × 162,858.60 - Step 4: Simplify right side
168,107.40x = 41,114,093,288.22 - Step 5: Solve for x
x = 41,114,093,288.22/168,107.40 - Step 6: Final answer
x = 244,570.40
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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.