Finding the Fourth Proportional to 205,453.44, 283,441.32 and 124,867.98
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Solution
The fourth proportional to 205,453.44, 283,441.32 and 124,867.98 is: 172,266.50
Step by Step Solution
- Step 1: Write the proportion equation
205,453.44 : 283,441.32 = 124,867.98 : x - Step 2: Convert to fraction form
205,453.44/283,441.32 = 124,867.98/x - Step 3: Cross multiply
205,453.44x = 283,441.32 × 124,867.98 - Step 4: Simplify right side
205,453.44x = 35,392,745,076.93 - Step 5: Solve for x
x = 35,392,745,076.93/205,453.44 - Step 6: Final answer
x = 172,266.50
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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.