Finding the Fourth Proportional to 201,072.76, 301,608.97 and 51,313.08
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Solution
The fourth proportional to 201,072.76, 301,608.97 and 51,313.08 is: 76,969.57
Step by Step Solution
- Step 1: Write the proportion equation
201,072.76 : 301,608.97 = 51,313.08 : x - Step 2: Convert to fraction form
201,072.76/301,608.97 = 51,313.08/x - Step 3: Cross multiply
201,072.76x = 301,608.97 × 51,313.08 - Step 4: Simplify right side
201,072.76x = 15,476,483,698.28 - Step 5: Solve for x
x = 15,476,483,698.28/201,072.76 - Step 6: Final answer
x = 76,969.57
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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.