Finding the Fourth Proportional to 195.99, 270.57 and 133.91
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Solution
The fourth proportional to 195.99, 270.57 and 133.91 is: 184.86
Step by Step Solution
- Step 1: Write the proportion equation
195.99 : 270.57 = 133.91 : x - Step 2: Convert to fraction form
195.99/270.57 = 133.91/x - Step 3: Cross multiply
195.99x = 270.57 × 133.91 - Step 4: Simplify right side
195.99x = 36,230.68 - Step 5: Solve for x
x = 36,230.68/195.99 - Step 6: Final answer
x = 184.86
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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.