Finding the Fourth Proportional to 125,452.26, 173,122.25 and 68,863.64
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Solution
The fourth proportional to 125,452.26, 173,122.25 and 68,863.64 is: 95,030.79
Step by Step Solution
- Step 1: Write the proportion equation
125,452.26 : 173,122.25 = 68,863.64 : x - Step 2: Convert to fraction form
125,452.26/173,122.25 = 68,863.64/x - Step 3: Cross multiply
125,452.26x = 173,122.25 × 68,863.64 - Step 4: Simplify right side
125,452.26x = 11,921,827,090.06 - Step 5: Solve for x
x = 11,921,827,090.06/125,452.26 - Step 6: Final answer
x = 95,030.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.