Finding the Fourth Proportional to 201,881.02, 278,432.22 and 177,629.62
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Solution
The fourth proportional to 201,881.02, 278,432.22 and 177,629.62 is: 244,984.94
Step by Step Solution
- Step 1: Write the proportion equation
201,881.02 : 278,432.22 = 177,629.62 : x - Step 2: Convert to fraction form
201,881.02/278,432.22 = 177,629.62/x - Step 3: Cross multiply
201,881.02x = 278,432.22 × 177,629.62 - Step 4: Simplify right side
201,881.02x = 49,457,809,434.36 - Step 5: Solve for x
x = 49,457,809,434.36/201,881.02 - Step 6: Final answer
x = 244,984.94
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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.