Finding the Fourth Proportional to 80,057.97, 110,485.72 and 44,247.21
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Solution
The fourth proportional to 80,057.97, 110,485.72 and 44,247.21 is: 61,064.31
Step by Step Solution
- Step 1: Write the proportion equation
80,057.97 : 110,485.72 = 44,247.21 : x - Step 2: Convert to fraction form
80,057.97/110,485.72 = 44,247.21/x - Step 3: Cross multiply
80,057.97x = 110,485.72 × 44,247.21 - Step 4: Simplify right side
80,057.97x = 4,888,684,495.83 - Step 5: Solve for x
x = 4,888,684,495.83/80,057.97 - Step 6: Final answer
x = 61,064.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.