Finding the Fourth Proportional to 168,231.29, 252,372.22 and 54,341.08
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Solution
The fourth proportional to 168,231.29, 252,372.22 and 54,341.08 is: 81,519.79
Step by Step Solution
- Step 1: Write the proportion equation
168,231.29 : 252,372.22 = 54,341.08 : x - Step 2: Convert to fraction form
168,231.29/252,372.22 = 54,341.08/x - Step 3: Cross multiply
168,231.29x = 252,372.22 × 54,341.08 - Step 4: Simplify right side
168,231.29x = 13,714,178,230.01 - Step 5: Solve for x
x = 13,714,178,230.01/168,231.29 - Step 6: Final answer
x = 81,519.79
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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.