Finding the Fourth Proportional to 214,977.52, 322,524.60 and 74,747.08
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Solution
The fourth proportional to 214,977.52, 322,524.60 and 74,747.08 is: 112,140.90
Step by Step Solution
- Step 1: Write the proportion equation
214,977.52 : 322,524.60 = 74,747.08 : x - Step 2: Convert to fraction form
214,977.52/322,524.60 = 74,747.08/x - Step 3: Cross multiply
214,977.52x = 322,524.60 × 74,747.08 - Step 4: Simplify right side
214,977.52x = 24,107,772,078.17 - Step 5: Solve for x
x = 24,107,772,078.17/214,977.52 - Step 6: Final answer
x = 112,140.90
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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.