Finding the Fourth Proportional to 132.67, 183.14 and 88.99
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Solution
The fourth proportional to 132.67, 183.14 and 88.99 is: 122.84
Step by Step Solution
- Step 1: Write the proportion equation
132.67 : 183.14 = 88.99 : x - Step 2: Convert to fraction form
132.67/183.14 = 88.99/x - Step 3: Cross multiply
132.67x = 183.14 × 88.99 - Step 4: Simplify right side
132.67x = 16,297.63 - Step 5: Solve for x
x = 16,297.63/132.67 - Step 6: Final answer
x = 122.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.