Finding the Fourth Proportional to 133.36, 199.44 and 119
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Solution
The fourth proportional to 133.36, 199.44 and 119 is: 177.96
Step by Step Solution
- Step 1: Write the proportion equation
133.36 : 199.44 = 119 : x - Step 2: Convert to fraction form
133.36/199.44 = 119/x - Step 3: Cross multiply
133.36x = 199.44 × 119 - Step 4: Simplify right side
133.36x = 23,733.36 - Step 5: Solve for x
x = 23,733.36/133.36 - Step 6: Final answer
x = 177.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.