Finding the Fourth Proportional to 168,272.68, 252,505.50 and 68,414.44
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Solution
The fourth proportional to 168,272.68, 252,505.50 and 68,414.44 is: 102,660.89
Step by Step Solution
- Step 1: Write the proportion equation
168,272.68 : 252,505.50 = 68,414.44 : x - Step 2: Convert to fraction form
168,272.68/252,505.50 = 68,414.44/x - Step 3: Cross multiply
168,272.68x = 252,505.50 × 68,414.44 - Step 4: Simplify right side
168,272.68x = 17,275,022,379.42 - Step 5: Solve for x
x = 17,275,022,379.42/168,272.68 - Step 6: Final answer
x = 102,660.89
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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.