Finding the Fourth Proportional to 182,515.36, 251,863.68 and 101,942.50
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Solution
The fourth proportional to 182,515.36, 251,863.68 and 101,942.50 is: 140,676.45
Step by Step Solution
- Step 1: Write the proportion equation
182,515.36 : 251,863.68 = 101,942.50 : x - Step 2: Convert to fraction form
182,515.36/251,863.68 = 101,942.50/x - Step 3: Cross multiply
182,515.36x = 251,863.68 × 101,942.50 - Step 4: Simplify right side
182,515.36x = 25,675,613,198.40 - Step 5: Solve for x
x = 25,675,613,198.40/182,515.36 - Step 6: Final answer
x = 140,676.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.