Finding the Fourth Proportional to 182.68, 252.08 and 109
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Solution
The fourth proportional to 182.68, 252.08 and 109 is: 150.41
Step by Step Solution
- Step 1: Write the proportion equation
182.68 : 252.08 = 109 : x - Step 2: Convert to fraction form
182.68/252.08 = 109/x - Step 3: Cross multiply
182.68x = 252.08 × 109 - Step 4: Simplify right side
182.68x = 27,476.72 - Step 5: Solve for x
x = 27,476.72/182.68 - Step 6: Final answer
x = 150.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.