Finding the Fourth Proportional to 231, 346.52 and 60
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Solution
The fourth proportional to 231, 346.52 and 60 is: 90.01
Step by Step Solution
- Step 1: Write the proportion equation
231 : 346.52 = 60 : x - Step 2: Convert to fraction form
231/346.52 = 60/x - Step 3: Cross multiply
231x = 346.52 × 60 - Step 4: Simplify right side
231x = 20,791.20 - Step 5: Solve for x
x = 20,791.20/231 - Step 6: Final answer
x = 90.01
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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.