Finding the Fourth Proportional to 282,106.44, 423,161.28 and 113,704.20
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Solution
The fourth proportional to 282,106.44, 423,161.28 and 113,704.20 is: 170,556.95
Step by Step Solution
- Step 1: Write the proportion equation
282,106.44 : 423,161.28 = 113,704.20 : x - Step 2: Convert to fraction form
282,106.44/423,161.28 = 113,704.20/x - Step 3: Cross multiply
282,106.44x = 423,161.28 × 113,704.20 - Step 4: Simplify right side
282,106.44x = 48,115,214,813.38 - Step 5: Solve for x
x = 48,115,214,813.38/282,106.44 - Step 6: Final answer
x = 170,556.95
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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.