Finding the Fourth Proportional to 114.15, 171.17 and 32.97
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Solution
The fourth proportional to 114.15, 171.17 and 32.97 is: 49.44
Step by Step Solution
- Step 1: Write the proportion equation
114.15 : 171.17 = 32.97 : x - Step 2: Convert to fraction form
114.15/171.17 = 32.97/x - Step 3: Cross multiply
114.15x = 171.17 × 32.97 - Step 4: Simplify right side
114.15x = 5,643.47 - Step 5: Solve for x
x = 5,643.47/114.15 - Step 6: Final answer
x = 49.44
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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.