Finding the Fourth Proportional to 200,682.36, 276,943.80 and 114,652.80
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Solution
The fourth proportional to 200,682.36, 276,943.80 and 114,652.80 is: 158,222.09
Step by Step Solution
- Step 1: Write the proportion equation
200,682.36 : 276,943.80 = 114,652.80 : x - Step 2: Convert to fraction form
200,682.36/276,943.80 = 114,652.80/x - Step 3: Cross multiply
200,682.36x = 276,943.80 × 114,652.80 - Step 4: Simplify right side
200,682.36x = 31,752,382,112.64 - Step 5: Solve for x
x = 31,752,382,112.64/200,682.36 - Step 6: Final answer
x = 158,222.09
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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.