Finding the Fourth Proportional to 178,759.12, 246,676.68 and 98,170.96
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Solution
The fourth proportional to 178,759.12, 246,676.68 and 98,170.96 is: 135,469.94
Step by Step Solution
- Step 1: Write the proportion equation
178,759.12 : 246,676.68 = 98,170.96 : x - Step 2: Convert to fraction form
178,759.12/246,676.68 = 98,170.96/x - Step 3: Cross multiply
178,759.12x = 246,676.68 × 98,170.96 - Step 4: Simplify right side
178,759.12x = 24,216,486,485.21 - Step 5: Solve for x
x = 24,216,486,485.21/178,759.12 - Step 6: Final answer
x = 135,469.94
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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.