Finding the Fourth Proportional to 110.44, 151.97 and 107.10
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Solution
The fourth proportional to 110.44, 151.97 and 107.10 is: 147.37
Step by Step Solution
- Step 1: Write the proportion equation
110.44 : 151.97 = 107.10 : x - Step 2: Convert to fraction form
110.44/151.97 = 107.10/x - Step 3: Cross multiply
110.44x = 151.97 × 107.10 - Step 4: Simplify right side
110.44x = 16,275.99 - Step 5: Solve for x
x = 16,275.99/110.44 - Step 6: Final answer
x = 147.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.