Finding the Fourth Proportional to 122.07, 182.98 and 44.98
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Solution
The fourth proportional to 122.07, 182.98 and 44.98 is: 67.42
Step by Step Solution
- Step 1: Write the proportion equation
122.07 : 182.98 = 44.98 : x - Step 2: Convert to fraction form
122.07/182.98 = 44.98/x - Step 3: Cross multiply
122.07x = 182.98 × 44.98 - Step 4: Simplify right side
122.07x = 8,230.44 - Step 5: Solve for x
x = 8,230.44/122.07 - Step 6: Final answer
x = 67.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.