Finding the Fourth Proportional to 236.96, 327.02 and 143.68
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Solution
The fourth proportional to 236.96, 327.02 and 143.68 is: 198.29
Step by Step Solution
- Step 1: Write the proportion equation
236.96 : 327.02 = 143.68 : x - Step 2: Convert to fraction form
236.96/327.02 = 143.68/x - Step 3: Cross multiply
236.96x = 327.02 × 143.68 - Step 4: Simplify right side
236.96x = 46,986.23 - Step 5: Solve for x
x = 46,986.23/236.96 - Step 6: Final answer
x = 198.29
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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.