Finding the Fourth Proportional to 146.27, 201.89 and 88.09
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Solution
The fourth proportional to 146.27, 201.89 and 88.09 is: 121.59
Step by Step Solution
- Step 1: Write the proportion equation
146.27 : 201.89 = 88.09 : x - Step 2: Convert to fraction form
146.27/201.89 = 88.09/x - Step 3: Cross multiply
146.27x = 201.89 × 88.09 - Step 4: Simplify right side
146.27x = 17,784.49 - Step 5: Solve for x
x = 17,784.49/146.27 - Step 6: Final answer
x = 121.59
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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.