Finding the Fourth Proportional to 96.36, 144.36 and 44.94
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Solution
The fourth proportional to 96.36, 144.36 and 44.94 is: 67.33
Step by Step Solution
- Step 1: Write the proportion equation
96.36 : 144.36 = 44.94 : x - Step 2: Convert to fraction form
96.36/144.36 = 44.94/x - Step 3: Cross multiply
96.36x = 144.36 × 44.94 - Step 4: Simplify right side
96.36x = 6,487.54 - Step 5: Solve for x
x = 6,487.54/96.36 - Step 6: Final answer
x = 67.33
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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.