Finding the Fourth Proportional to 110, 164.88 and 92
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Solution
The fourth proportional to 110, 164.88 and 92 is: 137.90
Step by Step Solution
- Step 1: Write the proportion equation
110 : 164.88 = 92 : x - Step 2: Convert to fraction form
110/164.88 = 92/x - Step 3: Cross multiply
110x = 164.88 × 92 - Step 4: Simplify right side
110x = 15,168.96 - Step 5: Solve for x
x = 15,168.96/110 - Step 6: Final answer
x = 137.90
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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.