Finding the Fourth Proportional to 201.16, 276.99 and 171.60
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Solution
The fourth proportional to 201.16, 276.99 and 171.60 is: 236.29
Step by Step Solution
- Step 1: Write the proportion equation
201.16 : 276.99 = 171.60 : x - Step 2: Convert to fraction form
201.16/276.99 = 171.60/x - Step 3: Cross multiply
201.16x = 276.99 × 171.60 - Step 4: Simplify right side
201.16x = 47,531.48 - Step 5: Solve for x
x = 47,531.48/201.16 - Step 6: Final answer
x = 236.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.