Finding the Fourth Proportional to 238.34, 357.50 and 94.05
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Solution
The fourth proportional to 238.34, 357.50 and 94.05 is: 141.07
Step by Step Solution
- Step 1: Write the proportion equation
238.34 : 357.50 = 94.05 : x - Step 2: Convert to fraction form
238.34/357.50 = 94.05/x - Step 3: Cross multiply
238.34x = 357.50 × 94.05 - Step 4: Simplify right side
238.34x = 33,622.40 - Step 5: Solve for x
x = 33,622.40/238.34 - Step 6: Final answer
x = 141.07
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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.