Finding the Fourth Proportional to 71,115.44, 106,556.28 and 24,342.80
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Solution
The fourth proportional to 71,115.44, 106,556.28 and 24,342.80 is: 36,474.19
Step by Step Solution
- Step 1: Write the proportion equation
71,115.44 : 106,556.28 = 24,342.80 : x - Step 2: Convert to fraction form
71,115.44/106,556.28 = 24,342.80/x - Step 3: Cross multiply
71,115.44x = 106,556.28 × 24,342.80 - Step 4: Simplify right side
71,115.44x = 2,593,878,212.78 - Step 5: Solve for x
x = 2,593,878,212.78/71,115.44 - Step 6: Final answer
x = 36,474.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.