Finding the Fourth Proportional to 201,086.77, 301,630.02 and 51,327.09
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Solution
The fourth proportional to 201,086.77, 301,630.02 and 51,327.09 is: 76,990.60
Step by Step Solution
- Step 1: Write the proportion equation
201,086.77 : 301,630.02 = 51,327.09 : x - Step 2: Convert to fraction form
201,086.77/301,630.02 = 51,327.09/x - Step 3: Cross multiply
201,086.77x = 301,630.02 × 51,327.09 - Step 4: Simplify right side
201,086.77x = 15,481,791,183.24 - Step 5: Solve for x
x = 15,481,791,183.24/201,086.77 - Step 6: Final answer
x = 76,990.60
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1.5x scale
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.