Finding the Fourth Proportional to 255,751.99, 383,629.91 and 113,558.99
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Solution
The fourth proportional to 255,751.99, 383,629.91 and 113,558.99 is: 170,339.33
Step by Step Solution
- Step 1: Write the proportion equation
255,751.99 : 383,629.91 = 113,558.99 : x - Step 2: Convert to fraction form
255,751.99/383,629.91 = 113,558.99/x - Step 3: Cross multiply
255,751.99x = 383,629.91 × 113,558.99 - Step 4: Simplify right side
255,751.99x = 43,564,622,627.45 - Step 5: Solve for x
x = 43,564,622,627.45/255,751.99 - Step 6: Final answer
x = 170,339.33
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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.