Finding the Fourth Proportional to 122.04, 182.92 and 44.96
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Solution
The fourth proportional to 122.04, 182.92 and 44.96 is: 67.39
Step by Step Solution
- Step 1: Write the proportion equation
122.04 : 182.92 = 44.96 : x - Step 2: Convert to fraction form
122.04/182.92 = 44.96/x - Step 3: Cross multiply
122.04x = 182.92 × 44.96 - Step 4: Simplify right side
122.04x = 8,224.08 - Step 5: Solve for x
x = 8,224.08/122.04 - Step 6: Final answer
x = 67.39
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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.