Finding the Fourth Proportional to 108.94, 163.44 and 43.99
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Solution
The fourth proportional to 108.94, 163.44 and 43.99 is: 66.00
Step by Step Solution
- Step 1: Write the proportion equation
108.94 : 163.44 = 43.99 : x - Step 2: Convert to fraction form
108.94/163.44 = 43.99/x - Step 3: Cross multiply
108.94x = 163.44 × 43.99 - Step 4: Simplify right side
108.94x = 7,189.73 - Step 5: Solve for x
x = 7,189.73/108.94 - Step 6: Final answer
x = 66.00
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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.