Finding the Fourth Proportional to 237.21, 327.08 and 202.37
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Solution
The fourth proportional to 237.21, 327.08 and 202.37 is: 279.03
Step by Step Solution
- Step 1: Write the proportion equation
237.21 : 327.08 = 202.37 : x - Step 2: Convert to fraction form
237.21/327.08 = 202.37/x - Step 3: Cross multiply
237.21x = 327.08 × 202.37 - Step 4: Simplify right side
237.21x = 66,188.53 - Step 5: Solve for x
x = 66,188.53/237.21 - Step 6: Final answer
x = 279.03
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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.