Finding the Fourth Proportional to 263,037.56, 362,991.12 and 149,861.12
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Solution
The fourth proportional to 263,037.56, 362,991.12 and 149,861.12 is: 206,807.94
Step by Step Solution
- Step 1: Write the proportion equation
263,037.56 : 362,991.12 = 149,861.12 : x - Step 2: Convert to fraction form
263,037.56/362,991.12 = 149,861.12/x - Step 3: Cross multiply
263,037.56x = 362,991.12 × 149,861.12 - Step 4: Simplify right side
263,037.56x = 54,398,255,793.25 - Step 5: Solve for x
x = 54,398,255,793.25/263,037.56 - Step 6: Final answer
x = 206,807.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.