Finding the Fourth Proportional to 96.08, 144.08 and 44.74
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Solution
The fourth proportional to 96.08, 144.08 and 44.74 is: 67.09
Step by Step Solution
- Step 1: Write the proportion equation
96.08 : 144.08 = 44.74 : x - Step 2: Convert to fraction form
96.08/144.08 = 44.74/x - Step 3: Cross multiply
96.08x = 144.08 × 44.74 - Step 4: Simplify right side
96.08x = 6,446.14 - Step 5: Solve for x
x = 6,446.14/96.08 - Step 6: Final answer
x = 67.09
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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.