Finding the Fourth Proportional to 236,163.37, 325,898.97 and 128,735.50
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Solution
The fourth proportional to 236,163.37, 325,898.97 and 128,735.50 is: 177,651.46
Step by Step Solution
- Step 1: Write the proportion equation
236,163.37 : 325,898.97 = 128,735.50 : x - Step 2: Convert to fraction form
236,163.37/325,898.97 = 128,735.50/x - Step 3: Cross multiply
236,163.37x = 325,898.97 × 128,735.50 - Step 4: Simplify right side
236,163.37x = 41,954,766,852.44 - Step 5: Solve for x
x = 41,954,766,852.44/236,163.37 - Step 6: Final answer
x = 177,651.46
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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.