Finding the Fourth Proportional to 166.65, 249.99 and 44.91
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Solution
The fourth proportional to 166.65, 249.99 and 44.91 is: 67.37
Step by Step Solution
- Step 1: Write the proportion equation
166.65 : 249.99 = 44.91 : x - Step 2: Convert to fraction form
166.65/249.99 = 44.91/x - Step 3: Cross multiply
166.65x = 249.99 × 44.91 - Step 4: Simplify right side
166.65x = 11,227.05 - Step 5: Solve for x
x = 11,227.05/166.65 - Step 6: Final answer
x = 67.37
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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.