Finding the Fourth Proportional to 83,651.41, 125,450.51 and 27,478.49
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Solution
The fourth proportional to 83,651.41, 125,450.51 and 27,478.49 is: 41,208.99
Step by Step Solution
- Step 1: Write the proportion equation
83,651.41 : 125,450.51 = 27,478.49 : x - Step 2: Convert to fraction form
83,651.41/125,450.51 = 27,478.49/x - Step 3: Cross multiply
83,651.41x = 125,450.51 × 27,478.49 - Step 4: Simplify right side
83,651.41x = 3,447,189,819.88 - Step 5: Solve for x
x = 3,447,189,819.88/83,651.41 - Step 6: Final answer
x = 41,208.99
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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.