Finding the Fourth Proportional to 80,350.37, 110,881.74 and 44,540.07
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Solution
The fourth proportional to 80,350.37, 110,881.74 and 44,540.07 is: 61,464.32
Step by Step Solution
- Step 1: Write the proportion equation
80,350.37 : 110,881.74 = 44,540.07 : x - Step 2: Convert to fraction form
80,350.37/110,881.74 = 44,540.07/x - Step 3: Cross multiply
80,350.37x = 110,881.74 × 44,540.07 - Step 4: Simplify right side
80,350.37x = 4,938,680,461.32 - Step 5: Solve for x
x = 4,938,680,461.32/80,350.37 - Step 6: Final answer
x = 61,464.32
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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.