Finding the Fourth Proportional to 168,652.20, 253,149.48 and 84,472.68
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Solution
The fourth proportional to 168,652.20, 253,149.48 and 84,472.68 is: 126,794.76
Step by Step Solution
- Step 1: Write the proportion equation
168,652.20 : 253,149.48 = 84,472.68 : x - Step 2: Convert to fraction form
168,652.20/253,149.48 = 84,472.68/x - Step 3: Cross multiply
168,652.20x = 253,149.48 × 84,472.68 - Step 4: Simplify right side
168,652.20x = 21,384,215,016.21 - Step 5: Solve for x
x = 21,384,215,016.21/168,652.20 - Step 6: Final answer
x = 126,794.76
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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.