Finding the Fourth Proportional to 168,042.58, 252,168.97 and 68,202.77
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Solution
The fourth proportional to 168,042.58, 252,168.97 and 68,202.77 is: 102,346.81
Step by Step Solution
- Step 1: Write the proportion equation
168,042.58 : 252,168.97 = 68,202.77 : x - Step 2: Convert to fraction form
168,042.58/252,168.97 = 68,202.77/x - Step 3: Cross multiply
168,042.58x = 252,168.97 × 68,202.77 - Step 4: Simplify right side
168,042.58x = 17,198,622,262.05 - Step 5: Solve for x
x = 17,198,622,262.05/168,042.58 - Step 6: Final answer
x = 102,346.81
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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.