Finding the Fourth Proportional to 168,150.20, 252,239.77 and 48,207.62
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Solution
The fourth proportional to 168,150.20, 252,239.77 and 48,207.62 is: 72,315.58
Step by Step Solution
- Step 1: Write the proportion equation
168,150.20 : 252,239.77 = 48,207.62 : x - Step 2: Convert to fraction form
168,150.20/252,239.77 = 48,207.62/x - Step 3: Cross multiply
168,150.20x = 252,239.77 × 48,207.62 - Step 4: Simplify right side
168,150.20x = 12,159,879,671.91 - Step 5: Solve for x
x = 12,159,879,671.91/168,150.20 - Step 6: Final answer
x = 72,315.58
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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.