Finding the Fourth Proportional to 163.83, 226.05 and 101.66
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Solution
The fourth proportional to 163.83, 226.05 and 101.66 is: 140.27
Step by Step Solution
- Step 1: Write the proportion equation
163.83 : 226.05 = 101.66 : x - Step 2: Convert to fraction form
163.83/226.05 = 101.66/x - Step 3: Cross multiply
163.83x = 226.05 × 101.66 - Step 4: Simplify right side
163.83x = 22,980.24 - Step 5: Solve for x
x = 22,980.24/163.83 - Step 6: Final answer
x = 140.27
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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.