Finding the Fourth Proportional to 75,627.55, 113,414.88 and 22,305.39
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Solution
The fourth proportional to 75,627.55, 113,414.88 and 22,305.39 is: 33,450.28
Step by Step Solution
- Step 1: Write the proportion equation
75,627.55 : 113,414.88 = 22,305.39 : x - Step 2: Convert to fraction form
75,627.55/113,414.88 = 22,305.39/x - Step 3: Cross multiply
75,627.55x = 113,414.88 × 22,305.39 - Step 4: Simplify right side
75,627.55x = 2,529,762,563.13 - Step 5: Solve for x
x = 2,529,762,563.13/75,627.55 - Step 6: Final answer
x = 33,450.28
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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.