Finding the Fourth Proportional to 204,797.97, 307,065.74 and 99,559.53
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Solution
The fourth proportional to 204,797.97, 307,065.74 and 99,559.53 is: 149,275.50
Step by Step Solution
- Step 1: Write the proportion equation
204,797.97 : 307,065.74 = 99,559.53 : x - Step 2: Convert to fraction form
204,797.97/307,065.74 = 99,559.53/x - Step 3: Cross multiply
204,797.97x = 307,065.74 × 99,559.53 - Step 4: Simplify right side
204,797.97x = 30,571,320,255.70 - Step 5: Solve for x
x = 30,571,320,255.70/204,797.97 - Step 6: Final answer
x = 149,275.50
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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.