Finding the Fourth Proportional to 88.06, 132.00 and 80.54
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Solution
The fourth proportional to 88.06, 132.00 and 80.54 is: 120.72
Step by Step Solution
- Step 1: Write the proportion equation
88.06 : 132.00 = 80.54 : x - Step 2: Convert to fraction form
88.06/132.00 = 80.54/x - Step 3: Cross multiply
88.06x = 132.00 × 80.54 - Step 4: Simplify right side
88.06x = 10,630.22 - Step 5: Solve for x
x = 10,630.22/88.06 - Step 6: Final answer
x = 120.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.