Finding the Fourth Proportional to 84,183.90, 126,274.77 and 24,213.84
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Solution
The fourth proportional to 84,183.90, 126,274.77 and 24,213.84 is: 36,320.45
Step by Step Solution
- Step 1: Write the proportion equation
84,183.90 : 126,274.77 = 24,213.84 : x - Step 2: Convert to fraction form
84,183.90/126,274.77 = 24,213.84/x - Step 3: Cross multiply
84,183.90x = 126,274.77 × 24,213.84 - Step 4: Simplify right side
84,183.90x = 3,057,597,076.82 - Step 5: Solve for x
x = 3,057,597,076.82/84,183.90 - Step 6: Final answer
x = 36,320.45
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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.