Finding the Fourth Proportional to 269,161.44, 371,427.84 and 148,278.96
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Solution
The fourth proportional to 269,161.44, 371,427.84 and 148,278.96 is: 204,616.73
Step by Step Solution
- Step 1: Write the proportion equation
269,161.44 : 371,427.84 = 148,278.96 : x - Step 2: Convert to fraction form
269,161.44/371,427.84 = 148,278.96/x - Step 3: Cross multiply
269,161.44x = 371,427.84 × 148,278.96 - Step 4: Simplify right side
269,161.44x = 55,074,933,830.25 - Step 5: Solve for x
x = 55,074,933,830.25/269,161.44 - Step 6: Final answer
x = 204,616.73
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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.