Finding the Fourth Proportional to 235,357.26, 324,785.07 and 134,735.82
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Solution
The fourth proportional to 235,357.26, 324,785.07 and 134,735.82 is: 185,930.88
Step by Step Solution
- Step 1: Write the proportion equation
235,357.26 : 324,785.07 = 134,735.82 : x - Step 2: Convert to fraction form
235,357.26/324,785.07 = 134,735.82/x - Step 3: Cross multiply
235,357.26x = 324,785.07 × 134,735.82 - Step 4: Simplify right side
235,357.26x = 43,760,182,730.21 - Step 5: Solve for x
x = 43,760,182,730.21/235,357.26 - Step 6: Final answer
x = 185,930.88
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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.