Finding the Fourth Proportional to 80,322.08, 110,844.74 and 44,512.70
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Solution
The fourth proportional to 80,322.08, 110,844.74 and 44,512.70 is: 61,427.67
Step by Step Solution
- Step 1: Write the proportion equation
80,322.08 : 110,844.74 = 44,512.70 : x - Step 2: Convert to fraction form
80,322.08/110,844.74 = 44,512.70/x - Step 3: Cross multiply
80,322.08x = 110,844.74 × 44,512.70 - Step 4: Simplify right side
80,322.08x = 4,933,998,215.26 - Step 5: Solve for x
x = 4,933,998,215.26/80,322.08 - Step 6: Final answer
x = 61,427.67
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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.