Finding the Fourth Proportional to 107,849.98, 161,775.36 and 32,969.84
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Solution
The fourth proportional to 107,849.98, 161,775.36 and 32,969.84 is: 49,454.88
Step by Step Solution
- Step 1: Write the proportion equation
107,849.98 : 161,775.36 = 32,969.84 : x - Step 2: Convert to fraction form
107,849.98/161,775.36 = 32,969.84/x - Step 3: Cross multiply
107,849.98x = 161,775.36 × 32,969.84 - Step 4: Simplify right side
107,849.98x = 5,333,707,735.14 - Step 5: Solve for x
x = 5,333,707,735.14/107,849.98 - Step 6: Final answer
x = 49,454.88
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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.