Finding the Fourth Proportional to 150,558.63, 225,879.26 and 122,408.70
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Solution
The fourth proportional to 150,558.63, 225,879.26 and 122,408.70 is: 183,646.64
Step by Step Solution
- Step 1: Write the proportion equation
150,558.63 : 225,879.26 = 122,408.70 : x - Step 2: Convert to fraction form
150,558.63/225,879.26 = 122,408.70/x - Step 3: Cross multiply
150,558.63x = 225,879.26 × 122,408.70 - Step 4: Simplify right side
150,558.63x = 27,649,585,961.52 - Step 5: Solve for x
x = 27,649,585,961.52/150,558.63 - Step 6: Final answer
x = 183,646.64
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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.