Finding the Fourth Proportional to 88.09, 132.12 and 33.98
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Solution
The fourth proportional to 88.09, 132.12 and 33.98 is: 50.96
Step by Step Solution
- Step 1: Write the proportion equation
88.09 : 132.12 = 33.98 : x - Step 2: Convert to fraction form
88.09/132.12 = 33.98/x - Step 3: Cross multiply
88.09x = 132.12 × 33.98 - Step 4: Simplify right side
88.09x = 4,488.78 - Step 5: Solve for x
x = 4,488.78/88.09 - Step 6: Final answer
x = 50.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.