Finding the Fourth Proportional to 83,830.68, 125,761.56 and 27,674.68
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Solution
The fourth proportional to 83,830.68, 125,761.56 and 27,674.68 is: 41,517.15
Step by Step Solution
- Step 1: Write the proportion equation
83,830.68 : 125,761.56 = 27,674.68 : x - Step 2: Convert to fraction form
83,830.68/125,761.56 = 27,674.68/x - Step 3: Cross multiply
83,830.68x = 125,761.56 × 27,674.68 - Step 4: Simplify right side
83,830.68x = 3,480,410,929.30 - Step 5: Solve for x
x = 3,480,410,929.30/83,830.68 - Step 6: Final answer
x = 41,517.15
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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.