Finding the Fourth Proportional to 88,826.65, 122,582.39 and 48,542.11
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Solution
The fourth proportional to 88,826.65, 122,582.39 and 48,542.11 is: 66,988.99
Step by Step Solution
- Step 1: Write the proportion equation
88,826.65 : 122,582.39 = 48,542.11 : x - Step 2: Convert to fraction form
88,826.65/122,582.39 = 48,542.11/x - Step 3: Cross multiply
88,826.65x = 122,582.39 × 48,542.11 - Step 4: Simplify right side
88,826.65x = 5,950,407,859.44 - Step 5: Solve for x
x = 5,950,407,859.44/88,826.65 - Step 6: Final answer
x = 66,988.99
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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.