Finding the Fourth Proportional to 132.14, 182.14 and 88.44
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Solution
The fourth proportional to 132.14, 182.14 and 88.44 is: 121.90
Step by Step Solution
- Step 1: Write the proportion equation
132.14 : 182.14 = 88.44 : x - Step 2: Convert to fraction form
132.14/182.14 = 88.44/x - Step 3: Cross multiply
132.14x = 182.14 × 88.44 - Step 4: Simplify right side
132.14x = 16,108.46 - Step 5: Solve for x
x = 16,108.46/132.14 - Step 6: Final answer
x = 121.90
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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.