Finding the Fourth Proportional to 69,620.99, 104,448.49 and 22,236.09
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Solution
The fourth proportional to 69,620.99, 104,448.49 and 22,236.09 is: 33,359.56
Step by Step Solution
- Step 1: Write the proportion equation
69,620.99 : 104,448.49 = 22,236.09 : x - Step 2: Convert to fraction form
69,620.99/104,448.49 = 22,236.09/x - Step 3: Cross multiply
69,620.99x = 104,448.49 × 22,236.09 - Step 4: Simplify right side
69,620.99x = 2,322,525,576.73 - Step 5: Solve for x
x = 2,322,525,576.73/69,620.99 - Step 6: Final answer
x = 33,359.56
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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.