Finding the Fourth Proportional to 201.10, 301.36 and 160.02
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Solution
The fourth proportional to 201.10, 301.36 and 160.02 is: 239.80
Step by Step Solution
- Step 1: Write the proportion equation
201.10 : 301.36 = 160.02 : x - Step 2: Convert to fraction form
201.10/301.36 = 160.02/x - Step 3: Cross multiply
201.10x = 301.36 × 160.02 - Step 4: Simplify right side
201.10x = 48,223.63 - Step 5: Solve for x
x = 48,223.63/201.10 - Step 6: Final answer
x = 239.80
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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.