Finding the Fourth Proportional to 226,626.80, 340,202.10 and 121,650.80
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Solution
The fourth proportional to 226,626.80, 340,202.10 and 121,650.80 is: 182,616.79
Step by Step Solution
- Step 1: Write the proportion equation
226,626.80 : 340,202.10 = 121,650.80 : x - Step 2: Convert to fraction form
226,626.80/340,202.10 = 121,650.80/x - Step 3: Cross multiply
226,626.80x = 340,202.10 × 121,650.80 - Step 4: Simplify right side
226,626.80x = 41,385,857,626.68 - Step 5: Solve for x
x = 41,385,857,626.68/226,626.80 - Step 6: Final answer
x = 182,616.79
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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.