Finding the Fourth Proportional to 135.75, 203.63 and 44.44
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Solution
The fourth proportional to 135.75, 203.63 and 44.44 is: 66.67
Step by Step Solution
- Step 1: Write the proportion equation
135.75 : 203.63 = 44.44 : x - Step 2: Convert to fraction form
135.75/203.63 = 44.44/x - Step 3: Cross multiply
135.75x = 203.63 × 44.44 - Step 4: Simplify right side
135.75x = 9,049.94 - Step 5: Solve for x
x = 9,049.94/135.75 - Step 6: Final answer
x = 66.67
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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.