Finding the Fourth Proportional to 255,640.26, 383,326.08 and 113,423.94
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Solution
The fourth proportional to 255,640.26, 383,326.08 and 113,423.94 is: 170,076.32
Step by Step Solution
- Step 1: Write the proportion equation
255,640.26 : 383,326.08 = 113,423.94 : x - Step 2: Convert to fraction form
255,640.26/383,326.08 = 113,423.94/x - Step 3: Cross multiply
255,640.26x = 383,326.08 × 113,423.94 - Step 4: Simplify right side
255,640.26x = 43,478,354,298.36 - Step 5: Solve for x
x = 43,478,354,298.36/255,640.26 - Step 6: Final answer
x = 170,076.32
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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.