Finding the Fourth Proportional to 226.97, 313.18 and 133.71
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Solution
The fourth proportional to 226.97, 313.18 and 133.71 is: 184.49
Step by Step Solution
- Step 1: Write the proportion equation
226.97 : 313.18 = 133.71 : x - Step 2: Convert to fraction form
226.97/313.18 = 133.71/x - Step 3: Cross multiply
226.97x = 313.18 × 133.71 - Step 4: Simplify right side
226.97x = 41,873.79 - Step 5: Solve for x
x = 41,873.79/226.97 - Step 6: Final answer
x = 184.49
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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.