Finding the Fourth Proportional to 83,733.84, 125,619.21 and 27,571.68
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Solution
The fourth proportional to 83,733.84, 125,619.21 and 27,571.68 is: 41,363.60
Step by Step Solution
- Step 1: Write the proportion equation
83,733.84 : 125,619.21 = 27,571.68 : x - Step 2: Convert to fraction form
83,733.84/125,619.21 = 27,571.68/x - Step 3: Cross multiply
83,733.84x = 125,619.21 × 27,571.68 - Step 4: Simplify right side
83,733.84x = 3,463,532,659.97 - Step 5: Solve for x
x = 3,463,532,659.97/83,733.84 - Step 6: Final answer
x = 41,363.60
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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.