Finding the Fourth Proportional to 201.60, 302.39 and 73.26
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Solution
The fourth proportional to 201.60, 302.39 and 73.26 is: 109.89
Step by Step Solution
- Step 1: Write the proportion equation
201.60 : 302.39 = 73.26 : x - Step 2: Convert to fraction form
201.60/302.39 = 73.26/x - Step 3: Cross multiply
201.60x = 302.39 × 73.26 - Step 4: Simplify right side
201.60x = 22,153.09 - Step 5: Solve for x
x = 22,153.09/201.60 - Step 6: Final answer
x = 109.89
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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.