Finding the Fourth Proportional to 80,246.88, 110,739.32 and 44,436.12
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Solution
The fourth proportional to 80,246.88, 110,739.32 and 44,436.12 is: 61,321.08
Step by Step Solution
- Step 1: Write the proportion equation
80,246.88 : 110,739.32 = 44,436.12 : x - Step 2: Convert to fraction form
80,246.88/110,739.32 = 44,436.12/x - Step 3: Cross multiply
80,246.88x = 110,739.32 × 44,436.12 - Step 4: Simplify right side
80,246.88x = 4,920,825,712.24 - Step 5: Solve for x
x = 4,920,825,712.24/80,246.88 - Step 6: Final answer
x = 61,321.08
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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.