Finding the Fourth Proportional to 163.05, 224.97 and 104.01
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Solution
The fourth proportional to 163.05, 224.97 and 104.01 is: 143.51
Step by Step Solution
- Step 1: Write the proportion equation
163.05 : 224.97 = 104.01 : x - Step 2: Convert to fraction form
163.05/224.97 = 104.01/x - Step 3: Cross multiply
163.05x = 224.97 × 104.01 - Step 4: Simplify right side
163.05x = 23,399.13 - Step 5: Solve for x
x = 23,399.13/163.05 - Step 6: Final answer
x = 143.51
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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.