Finding the Fourth Proportional to 80,164.08, 110,626.56 and 44,355.60
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Solution
The fourth proportional to 80,164.08, 110,626.56 and 44,355.60 is: 61,210.80
Step by Step Solution
- Step 1: Write the proportion equation
80,164.08 : 110,626.56 = 44,355.60 : x - Step 2: Convert to fraction form
80,164.08/110,626.56 = 44,355.60/x - Step 3: Cross multiply
80,164.08x = 110,626.56 × 44,355.60 - Step 4: Simplify right side
80,164.08x = 4,906,907,444.74 - Step 5: Solve for x
x = 4,906,907,444.74/80,164.08 - Step 6: Final answer
x = 61,210.80
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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.