Finding the Fourth Proportional to 114.08, 171.18 and 110.84
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Solution
The fourth proportional to 114.08, 171.18 and 110.84 is: 166.32
Step by Step Solution
- Step 1: Write the proportion equation
114.08 : 171.18 = 110.84 : x - Step 2: Convert to fraction form
114.08/171.18 = 110.84/x - Step 3: Cross multiply
114.08x = 171.18 × 110.84 - Step 4: Simplify right side
114.08x = 18,972.74 - Step 5: Solve for x
x = 18,972.74/114.08 - Step 6: Final answer
x = 166.32
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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.