Finding the Fourth Proportional to 163.10, 244.34 and 102.26
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Solution
The fourth proportional to 163.10, 244.34 and 102.26 is: 153.19
Step by Step Solution
- Step 1: Write the proportion equation
163.10 : 244.34 = 102.26 : x - Step 2: Convert to fraction form
163.10/244.34 = 102.26/x - Step 3: Cross multiply
163.10x = 244.34 × 102.26 - Step 4: Simplify right side
163.10x = 24,985.24 - Step 5: Solve for x
x = 24,985.24/163.10 - Step 6: Final answer
x = 153.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.