Finding the Fourth Proportional to 201,249.26, 301,870.80 and 51,488.26
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Solution
The fourth proportional to 201,249.26, 301,870.80 and 51,488.26 is: 77,231.60
Step by Step Solution
- Step 1: Write the proportion equation
201,249.26 : 301,870.80 = 51,488.26 : x - Step 2: Convert to fraction form
201,249.26/301,870.80 = 51,488.26/x - Step 3: Cross multiply
201,249.26x = 301,870.80 × 51,488.26 - Step 4: Simplify right side
201,249.26x = 15,542,801,482.13 - Step 5: Solve for x
x = 15,542,801,482.13/201,249.26 - Step 6: Final answer
x = 77,231.60
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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.