Finding the Fourth Proportional to 150,034.14, 225,161.97 and 71,148.63
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Solution
The fourth proportional to 150,034.14, 225,161.97 and 71,148.63 is: 106,775.47
Step by Step Solution
- Step 1: Write the proportion equation
150,034.14 : 225,161.97 = 71,148.63 : x - Step 2: Convert to fraction form
150,034.14/225,161.97 = 71,148.63/x - Step 3: Cross multiply
150,034.14x = 225,161.97 × 71,148.63 - Step 4: Simplify right side
150,034.14x = 16,019,965,693.60 - Step 5: Solve for x
x = 16,019,965,693.60/150,034.14 - Step 6: Final answer
x = 106,775.47
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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.