Finding the Fourth Proportional to 187,734.24, 281,487.82 and 73,745.60
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Solution
The fourth proportional to 187,734.24, 281,487.82 and 73,745.60 is: 110,573.80
Step by Step Solution
- Step 1: Write the proportion equation
187,734.24 : 281,487.82 = 73,745.60 : x - Step 2: Convert to fraction form
187,734.24/281,487.82 = 73,745.60/x - Step 3: Cross multiply
187,734.24x = 281,487.82 × 73,745.60 - Step 4: Simplify right side
187,734.24x = 20,758,488,178.59 - Step 5: Solve for x
x = 20,758,488,178.59/187,734.24 - Step 6: Final answer
x = 110,573.80
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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.