Finding the Fourth Proportional to 88,626.36, 122,301.72 and 48,340.92
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Solution
The fourth proportional to 88,626.36, 122,301.72 and 48,340.92 is: 66,709.02
Step by Step Solution
- Step 1: Write the proportion equation
88,626.36 : 122,301.72 = 48,340.92 : x - Step 2: Convert to fraction form
88,626.36/122,301.72 = 48,340.92/x - Step 3: Cross multiply
88,626.36x = 122,301.72 × 48,340.92 - Step 4: Simplify right side
88,626.36x = 5,912,177,662.38 - Step 5: Solve for x
x = 5,912,177,662.38/88,626.36 - Step 6: Final answer
x = 66,709.02
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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.