Finding the Fourth Proportional to 186,467.26, 279,728.46 and 68,110.92
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Solution
The fourth proportional to 186,467.26, 279,728.46 and 68,110.92 is: 102,176.45
Step by Step Solution
- Step 1: Write the proportion equation
186,467.26 : 279,728.46 = 68,110.92 : x - Step 2: Convert to fraction form
186,467.26/279,728.46 = 68,110.92/x - Step 3: Cross multiply
186,467.26x = 279,728.46 × 68,110.92 - Step 4: Simplify right side
186,467.26x = 19,052,563,289.83 - Step 5: Solve for x
x = 19,052,563,289.83/186,467.26 - Step 6: Final answer
x = 102,176.45
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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.