Finding the Fourth Proportional to 324,125.24, 486,187.86 and 87,467.92
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Solution
The fourth proportional to 324,125.24, 486,187.86 and 87,467.92 is: 131,201.88
Step by Step Solution
- Step 1: Write the proportion equation
324,125.24 : 486,187.86 = 87,467.92 : x - Step 2: Convert to fraction form
324,125.24/486,187.86 = 87,467.92/x - Step 3: Cross multiply
324,125.24x = 486,187.86 × 87,467.92 - Step 4: Simplify right side
324,125.24x = 42,525,840,843.45 - Step 5: Solve for x
x = 42,525,840,843.45/324,125.24 - Step 6: Final answer
x = 131,201.88
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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.