Finding the Fourth Proportional to 226.70, 340.08 and 104.99
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Solution
The fourth proportional to 226.70, 340.08 and 104.99 is: 157.50
Step by Step Solution
- Step 1: Write the proportion equation
226.70 : 340.08 = 104.99 : x - Step 2: Convert to fraction form
226.70/340.08 = 104.99/x - Step 3: Cross multiply
226.70x = 340.08 × 104.99 - Step 4: Simplify right side
226.70x = 35,705.00 - Step 5: Solve for x
x = 35,705.00/226.70 - Step 6: Final answer
x = 157.50
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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.