Finding the Fourth Proportional to 80,296.97, 110,800.84 and 44,478.09
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Solution
The fourth proportional to 80,296.97, 110,800.84 and 44,478.09 is: 61,374.79
Step by Step Solution
- Step 1: Write the proportion equation
80,296.97 : 110,800.84 = 44,478.09 : x - Step 2: Convert to fraction form
80,296.97/110,800.84 = 44,478.09/x - Step 3: Cross multiply
80,296.97x = 110,800.84 × 44,478.09 - Step 4: Simplify right side
80,296.97x = 4,928,209,733.60 - Step 5: Solve for x
x = 4,928,209,733.60/80,296.97 - Step 6: Final answer
x = 61,374.79
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1.5x scale
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.