Finding the Fourth Proportional to 144, 216 and 96.03
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Solution
The fourth proportional to 144, 216 and 96.03 is: 144.05
Step by Step Solution
- Step 1: Write the proportion equation
144 : 216 = 96.03 : x - Step 2: Convert to fraction form
144/216 = 96.03/x - Step 3: Cross multiply
144x = 216 × 96.03 - Step 4: Simplify right side
144x = 20,742.48 - Step 5: Solve for x
x = 20,742.48/144 - Step 6: Final answer
x = 144.05
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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.