Finding the Fourth Proportional to 80,272.62, 110,771.34 and 44,460.54
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Solution
The fourth proportional to 80,272.62, 110,771.34 and 44,460.54 is: 61,352.84
Step by Step Solution
- Step 1: Write the proportion equation
80,272.62 : 110,771.34 = 44,460.54 : x - Step 2: Convert to fraction form
80,272.62/110,771.34 = 44,460.54/x - Step 3: Cross multiply
80,272.62x = 110,771.34 × 44,460.54 - Step 4: Simplify right side
80,272.62x = 4,924,953,592.92 - Step 5: Solve for x
x = 4,924,953,592.92/80,272.62 - Step 6: Final answer
x = 61,352.84
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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.