Finding the Fourth Proportional to 124.13, 186.26 and 60
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Solution
The fourth proportional to 124.13, 186.26 and 60 is: 90.03
Step by Step Solution
- Step 1: Write the proportion equation
124.13 : 186.26 = 60 : x - Step 2: Convert to fraction form
124.13/186.26 = 60/x - Step 3: Cross multiply
124.13x = 186.26 × 60 - Step 4: Simplify right side
124.13x = 11,175.30 - Step 5: Solve for x
x = 11,175.30/124.13 - Step 6: Final answer
x = 90.03
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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.