Finding the Fourth Proportional to 236,396.83, 326,214.34 and 134,447.09
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Solution
The fourth proportional to 236,396.83, 326,214.34 and 134,447.09 is: 185,529.43
Step by Step Solution
- Step 1: Write the proportion equation
236,396.83 : 326,214.34 = 134,447.09 : x - Step 2: Convert to fraction form
236,396.83/326,214.34 = 134,447.09/x - Step 3: Cross multiply
236,396.83x = 326,214.34 × 134,447.09 - Step 4: Simplify right side
236,396.83x = 43,858,568,729.27 - Step 5: Solve for x
x = 43,858,568,729.27/236,396.83 - Step 6: Final answer
x = 185,529.43
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1.5x scale
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.