Finding the Fourth Proportional to 146.21, 201.44 and 97.00
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Solution
The fourth proportional to 146.21, 201.44 and 97.00 is: 133.64
Step by Step Solution
- Step 1: Write the proportion equation
146.21 : 201.44 = 97.00 : x - Step 2: Convert to fraction form
146.21/201.44 = 97.00/x - Step 3: Cross multiply
146.21x = 201.44 × 97.00 - Step 4: Simplify right side
146.21x = 19,538.87 - Step 5: Solve for x
x = 19,538.87/146.21 - Step 6: Final answer
x = 133.64
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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.