Finding the Fourth Proportional to 237.70, 327.99 and 149.23
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Solution
The fourth proportional to 237.70, 327.99 and 149.23 is: 205.91
Step by Step Solution
- Step 1: Write the proportion equation
237.70 : 327.99 = 149.23 : x - Step 2: Convert to fraction form
237.70/327.99 = 149.23/x - Step 3: Cross multiply
237.70x = 327.99 × 149.23 - Step 4: Simplify right side
237.70x = 48,945.95 - Step 5: Solve for x
x = 48,945.95/237.70 - Step 6: Final answer
x = 205.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.