Finding the Fourth Proportional to 201.26, 302.01 and 73.02
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Solution
The fourth proportional to 201.26, 302.01 and 73.02 is: 109.57
Step by Step Solution
- Step 1: Write the proportion equation
201.26 : 302.01 = 73.02 : x - Step 2: Convert to fraction form
201.26/302.01 = 73.02/x - Step 3: Cross multiply
201.26x = 302.01 × 73.02 - Step 4: Simplify right side
201.26x = 22,052.77 - Step 5: Solve for x
x = 22,052.77/201.26 - Step 6: Final answer
x = 109.57
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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.