Finding the Fourth Proportional to 238.04, 357.02 and 67
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Solution
The fourth proportional to 238.04, 357.02 and 67 is: 100.49
Step by Step Solution
- Step 1: Write the proportion equation
238.04 : 357.02 = 67 : x - Step 2: Convert to fraction form
238.04/357.02 = 67/x - Step 3: Cross multiply
238.04x = 357.02 × 67 - Step 4: Simplify right side
238.04x = 23,920.34 - Step 5: Solve for x
x = 23,920.34/238.04 - Step 6: Final answer
x = 100.49
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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.