Finding the Fourth Proportional to 107,993.97, 162,022.05 and 33,125.09
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Solution
The fourth proportional to 107,993.97, 162,022.05 and 33,125.09 is: 49,697.17
Step by Step Solution
- Step 1: Write the proportion equation
107,993.97 : 162,022.05 = 33,125.09 : x - Step 2: Convert to fraction form
107,993.97/162,022.05 = 33,125.09/x - Step 3: Cross multiply
107,993.97x = 162,022.05 × 33,125.09 - Step 4: Simplify right side
107,993.97x = 5,366,994,178.12 - Step 5: Solve for x
x = 5,366,994,178.12/107,993.97 - Step 6: Final answer
x = 49,697.17
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1.5x scale
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.