Finding the Fourth Proportional to 193.93, 290.93 and 63.92
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Solution
The fourth proportional to 193.93, 290.93 and 63.92 is: 95.89
Step by Step Solution
- Step 1: Write the proportion equation
193.93 : 290.93 = 63.92 : x - Step 2: Convert to fraction form
193.93/290.93 = 63.92/x - Step 3: Cross multiply
193.93x = 290.93 × 63.92 - Step 4: Simplify right side
193.93x = 18,596.65 - Step 5: Solve for x
x = 18,596.65/193.93 - Step 6: Final answer
x = 95.89
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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.