Finding the Fourth Proportional to 179,791.60, 269,807.82 and 74,610.68
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Solution
The fourth proportional to 179,791.60, 269,807.82 and 74,610.68 is: 111,965.99
Step by Step Solution
- Step 1: Write the proportion equation
179,791.60 : 269,807.82 = 74,610.68 : x - Step 2: Convert to fraction form
179,791.60/269,807.82 = 74,610.68/x - Step 3: Cross multiply
179,791.60x = 269,807.82 × 74,610.68 - Step 4: Simplify right side
179,791.60x = 20,130,544,919.52 - Step 5: Solve for x
x = 20,130,544,919.52/179,791.60 - Step 6: Final answer
x = 111,965.99
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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.