Finding the Fourth Proportional to 88,819.48, 122,568.63 and 48,533.44
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Solution
The fourth proportional to 88,819.48, 122,568.63 and 48,533.44 is: 66,974.92
Step by Step Solution
- Step 1: Write the proportion equation
88,819.48 : 122,568.63 = 48,533.44 : x - Step 2: Convert to fraction form
88,819.48/122,568.63 = 48,533.44/x - Step 3: Cross multiply
88,819.48x = 122,568.63 × 48,533.44 - Step 4: Simplify right side
88,819.48x = 5,948,677,249.99 - Step 5: Solve for x
x = 5,948,677,249.99/88,819.48 - Step 6: Final answer
x = 66,974.92
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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.