Finding the Fourth Proportional to 136,610.26, 204,940.08 and 61,765.66
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Solution
The fourth proportional to 136,610.26, 204,940.08 and 61,765.66 is: 92,659.65
Step by Step Solution
- Step 1: Write the proportion equation
136,610.26 : 204,940.08 = 61,765.66 : x - Step 2: Convert to fraction form
136,610.26/204,940.08 = 61,765.66/x - Step 3: Cross multiply
136,610.26x = 204,940.08 × 61,765.66 - Step 4: Simplify right side
136,610.26x = 12,658,259,301.65 - Step 5: Solve for x
x = 12,658,259,301.65/136,610.26 - Step 6: Final answer
x = 92,659.65
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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.