Finding the Fourth Proportional to 189,205.36, 283,801.88 and 76,852.33
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Solution
The fourth proportional to 189,205.36, 283,801.88 and 76,852.33 is: 115,275.99
Step by Step Solution
- Step 1: Write the proportion equation
189,205.36 : 283,801.88 = 76,852.33 : x - Step 2: Convert to fraction form
189,205.36/283,801.88 = 76,852.33/x - Step 3: Cross multiply
189,205.36x = 283,801.88 × 76,852.33 - Step 4: Simplify right side
189,205.36x = 21,810,835,736.38 - Step 5: Solve for x
x = 21,810,835,736.38/189,205.36 - Step 6: Final answer
x = 115,275.99
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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.