Finding the Fourth Proportional to 358.14, 537.22 and 114.68
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Solution
The fourth proportional to 358.14, 537.22 and 114.68 is: 172.03
Step by Step Solution
- Step 1: Write the proportion equation
358.14 : 537.22 = 114.68 : x - Step 2: Convert to fraction form
358.14/537.22 = 114.68/x - Step 3: Cross multiply
358.14x = 537.22 × 114.68 - Step 4: Simplify right side
358.14x = 61,609.23 - Step 5: Solve for x
x = 61,609.23/358.14 - Step 6: Final answer
x = 172.03
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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.