Finding the Fourth Proportional to 162.24, 244.17 and 123.96
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Solution
The fourth proportional to 162.24, 244.17 and 123.96 is: 186.56
Step by Step Solution
- Step 1: Write the proportion equation
162.24 : 244.17 = 123.96 : x - Step 2: Convert to fraction form
162.24/244.17 = 123.96/x - Step 3: Cross multiply
162.24x = 244.17 × 123.96 - Step 4: Simplify right side
162.24x = 30,267.31 - Step 5: Solve for x
x = 30,267.31/162.24 - Step 6: Final answer
x = 186.56
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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.