Finding the Fourth Proportional to 262,037.71, 393,133.11 and 84,540.79
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Solution
The fourth proportional to 262,037.71, 393,133.11 and 84,540.79 is: 126,835.88
Step by Step Solution
- Step 1: Write the proportion equation
262,037.71 : 393,133.11 = 84,540.79 : x - Step 2: Convert to fraction form
262,037.71/393,133.11 = 84,540.79/x - Step 3: Cross multiply
262,037.71x = 393,133.11 × 84,540.79 - Step 4: Simplify right side
262,037.71x = 33,235,783,694.56 - Step 5: Solve for x
x = 33,235,783,694.56/262,037.71 - Step 6: Final answer
x = 126,835.88
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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.