Finding the Fourth Proportional to 121,882.24, 182,804.80 and 46,991.44
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Solution
The fourth proportional to 121,882.24, 182,804.80 and 46,991.44 is: 70,480.00
Step by Step Solution
- Step 1: Write the proportion equation
121,882.24 : 182,804.80 = 46,991.44 : x - Step 2: Convert to fraction form
121,882.24/182,804.80 = 46,991.44/x - Step 3: Cross multiply
121,882.24x = 182,804.80 × 46,991.44 - Step 4: Simplify right side
121,882.24x = 8,590,260,790.91 - Step 5: Solve for x
x = 8,590,260,790.91/121,882.24 - Step 6: Final answer
x = 70,480.00
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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.