Finding the Fourth Proportional to 163.95, 226.21 and 101.76
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Solution
The fourth proportional to 163.95, 226.21 and 101.76 is: 140.40
Step by Step Solution
- Step 1: Write the proportion equation
163.95 : 226.21 = 101.76 : x - Step 2: Convert to fraction form
163.95/226.21 = 101.76/x - Step 3: Cross multiply
163.95x = 226.21 × 101.76 - Step 4: Simplify right side
163.95x = 23,019.13 - Step 5: Solve for x
x = 23,019.13/163.95 - Step 6: Final answer
x = 140.40
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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.