Finding the Fourth Proportional to 163.99, 226.06 and 108.62
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Solution
The fourth proportional to 163.99, 226.06 and 108.62 is: 149.73
Step by Step Solution
- Step 1: Write the proportion equation
163.99 : 226.06 = 108.62 : x - Step 2: Convert to fraction form
163.99/226.06 = 108.62/x - Step 3: Cross multiply
163.99x = 226.06 × 108.62 - Step 4: Simplify right side
163.99x = 24,554.09 - Step 5: Solve for x
x = 24,554.09/163.99 - Step 6: Final answer
x = 149.73
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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.