Finding the Fourth Proportional to 225,396.14, 338,265.59 and 83,375.73
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Solution
The fourth proportional to 225,396.14, 338,265.59 and 83,375.73 is: 125,126.99
Step by Step Solution
- Step 1: Write the proportion equation
225,396.14 : 338,265.59 = 83,375.73 : x - Step 2: Convert to fraction form
225,396.14/338,265.59 = 83,375.73/x - Step 3: Cross multiply
225,396.14x = 338,265.59 × 83,375.73 - Step 4: Simplify right side
225,396.14x = 28,203,140,083.25 - Step 5: Solve for x
x = 28,203,140,083.25/225,396.14 - Step 6: Final answer
x = 125,126.99
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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.