Finding the Fourth Proportional to 107,745.68, 161,643.96 and 33,873.68
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Solution
The fourth proportional to 107,745.68, 161,643.96 and 33,873.68 is: 50,818.52
Step by Step Solution
- Step 1: Write the proportion equation
107,745.68 : 161,643.96 = 33,873.68 : x - Step 2: Convert to fraction form
107,745.68/161,643.96 = 33,873.68/x - Step 3: Cross multiply
107,745.68x = 161,643.96 × 33,873.68 - Step 4: Simplify right side
107,745.68x = 5,475,475,774.97 - Step 5: Solve for x
x = 5,475,475,774.97/107,745.68 - Step 6: Final answer
x = 50,818.52
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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.