Finding the Fourth Proportional to 122.03, 183.05 and 36.53
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Solution
The fourth proportional to 122.03, 183.05 and 36.53 is: 54.80
Step by Step Solution
- Step 1: Write the proportion equation
122.03 : 183.05 = 36.53 : x - Step 2: Convert to fraction form
122.03/183.05 = 36.53/x - Step 3: Cross multiply
122.03x = 183.05 × 36.53 - Step 4: Simplify right side
122.03x = 6,687.18 - Step 5: Solve for x
x = 6,687.18/122.03 - Step 6: Final answer
x = 54.80
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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.