Finding the Fourth Proportional to 201.53, 302.31 and 93.26
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Solution
The fourth proportional to 201.53, 302.31 and 93.26 is: 139.90
Step by Step Solution
- Step 1: Write the proportion equation
201.53 : 302.31 = 93.26 : x - Step 2: Convert to fraction form
201.53/302.31 = 93.26/x - Step 3: Cross multiply
201.53x = 302.31 × 93.26 - Step 4: Simplify right side
201.53x = 28,194.19 - Step 5: Solve for x
x = 28,194.19/201.53 - Step 6: Final answer
x = 139.90
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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.