Finding the Fourth Proportional to 201,361.90, 277,880.47 and 110,723.70
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Solution
The fourth proportional to 201,361.90, 277,880.47 and 110,723.70 is: 152,799.28
Step by Step Solution
- Step 1: Write the proportion equation
201,361.90 : 277,880.47 = 110,723.70 : x - Step 2: Convert to fraction form
201,361.90/277,880.47 = 110,723.70/x - Step 3: Cross multiply
201,361.90x = 277,880.47 × 110,723.70 - Step 4: Simplify right side
201,361.90x = 30,767,953,796.14 - Step 5: Solve for x
x = 30,767,953,796.14/201,361.90 - Step 6: Final answer
x = 152,799.28
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1.5x scale
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.