Finding the Fourth Proportional to 178,892.26, 246,860.88 and 98,319.85
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Solution
The fourth proportional to 178,892.26, 246,860.88 and 98,319.85 is: 135,675.66
Step by Step Solution
- Step 1: Write the proportion equation
178,892.26 : 246,860.88 = 98,319.85 : x - Step 2: Convert to fraction form
178,892.26/246,860.88 = 98,319.85/x - Step 3: Cross multiply
178,892.26x = 246,860.88 × 98,319.85 - Step 4: Simplify right side
178,892.26x = 24,271,324,850.26 - Step 5: Solve for x
x = 24,271,324,850.26/178,892.26 - Step 6: Final answer
x = 135,675.66
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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.