Finding the Fourth Proportional to 188,628.97, 283,023.42 and 88,786.95
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Solution
The fourth proportional to 188,628.97, 283,023.42 and 88,786.95 is: 133,218.07
Step by Step Solution
- Step 1: Write the proportion equation
188,628.97 : 283,023.42 = 88,786.95 : x - Step 2: Convert to fraction form
188,628.97/283,023.42 = 88,786.95/x - Step 3: Cross multiply
188,628.97x = 283,023.42 × 88,786.95 - Step 4: Simplify right side
188,628.97x = 25,128,786,438.09 - Step 5: Solve for x
x = 25,128,786,438.09/188,628.97 - Step 6: Final answer
x = 133,218.07
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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.