Finding the Fourth Proportional to 88,823.96, 122,571.84 and 48,529.70
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Solution
The fourth proportional to 88,823.96, 122,571.84 and 48,529.70 is: 66,968.14
Step by Step Solution
- Step 1: Write the proportion equation
88,823.96 : 122,571.84 = 48,529.70 : x - Step 2: Convert to fraction form
88,823.96/122,571.84 = 48,529.70/x - Step 3: Cross multiply
88,823.96x = 122,571.84 × 48,529.70 - Step 4: Simplify right side
88,823.96x = 5,948,375,112.06 - Step 5: Solve for x
x = 5,948,375,112.06/88,823.96 - Step 6: Final answer
x = 66,968.14
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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.