Finding the Fourth Proportional to 81,532.05, 122,284.97 and 22,353.99
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Solution
The fourth proportional to 81,532.05, 122,284.97 and 22,353.99 is: 33,527.39
Step by Step Solution
- Step 1: Write the proportion equation
81,532.05 : 122,284.97 = 22,353.99 : x - Step 2: Convert to fraction form
81,532.05/122,284.97 = 22,353.99/x - Step 3: Cross multiply
81,532.05x = 122,284.97 × 22,353.99 - Step 4: Simplify right side
81,532.05x = 2,733,556,884.76 - Step 5: Solve for x
x = 2,733,556,884.76/81,532.05 - Step 6: Final answer
x = 33,527.39
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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.