Finding the Fourth Proportional to 164.44, 226.99 and 98.11
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Solution
The fourth proportional to 164.44, 226.99 and 98.11 is: 135.43
Step by Step Solution
- Step 1: Write the proportion equation
164.44 : 226.99 = 98.11 : x - Step 2: Convert to fraction form
164.44/226.99 = 98.11/x - Step 3: Cross multiply
164.44x = 226.99 × 98.11 - Step 4: Simplify right side
164.44x = 22,269.99 - Step 5: Solve for x
x = 22,269.99/164.44 - Step 6: Final answer
x = 135.43
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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.