Finding the Fourth Proportional to 119,431.97, 179,175.63 and 40,546.20
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Solution
The fourth proportional to 119,431.97, 179,175.63 and 40,546.20 is: 60,828.69
Step by Step Solution
- Step 1: Write the proportion equation
119,431.97 : 179,175.63 = 40,546.20 : x - Step 2: Convert to fraction form
119,431.97/179,175.63 = 40,546.20/x - Step 3: Cross multiply
119,431.97x = 179,175.63 × 40,546.20 - Step 4: Simplify right side
119,431.97x = 7,264,890,745.20 - Step 5: Solve for x
x = 7,264,890,745.20/119,431.97 - Step 6: Final answer
x = 60,828.69
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1.5x scale
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.