Finding the Fourth Proportional to 201,206.21, 301,621.71 and 67,993.31
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Solution
The fourth proportional to 201,206.21, 301,621.71 and 67,993.31 is: 101,926.56
Step by Step Solution
- Step 1: Write the proportion equation
201,206.21 : 301,621.71 = 67,993.31 : x - Step 2: Convert to fraction form
201,206.21/301,621.71 = 67,993.31/x - Step 3: Cross multiply
201,206.21x = 301,621.71 × 67,993.31 - Step 4: Simplify right side
201,206.21x = 20,508,256,922.65 - Step 5: Solve for x
x = 20,508,256,922.65/201,206.21 - Step 6: Final answer
x = 101,926.56
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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.