Finding the Fourth Proportional to 150,121.62, 225,165.69 and 37,801.80
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Solution
The fourth proportional to 150,121.62, 225,165.69 and 37,801.80 is: 56,698.48
Step by Step Solution
- Step 1: Write the proportion equation
150,121.62 : 225,165.69 = 37,801.80 : x - Step 2: Convert to fraction form
150,121.62/225,165.69 = 37,801.80/x - Step 3: Cross multiply
150,121.62x = 225,165.69 × 37,801.80 - Step 4: Simplify right side
150,121.62x = 8,511,668,380.24 - Step 5: Solve for x
x = 8,511,668,380.24/150,121.62 - Step 6: Final answer
x = 56,698.48
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1.5x scale
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.