Finding the Fourth Proportional to 201.99, 302.99 and 93.65
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Solution
The fourth proportional to 201.99, 302.99 and 93.65 is: 140.48
Step by Step Solution
- Step 1: Write the proportion equation
201.99 : 302.99 = 93.65 : x - Step 2: Convert to fraction form
201.99/302.99 = 93.65/x - Step 3: Cross multiply
201.99x = 302.99 × 93.65 - Step 4: Simplify right side
201.99x = 28,375.01 - Step 5: Solve for x
x = 28,375.01/201.99 - Step 6: Final answer
x = 140.48
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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.