Finding the Fourth Proportional to 199,416.78, 299,183.49 and 59,179.05
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Solution
The fourth proportional to 199,416.78, 299,183.49 and 59,179.05 is: 88,785.88
Step by Step Solution
- Step 1: Write the proportion equation
199,416.78 : 299,183.49 = 59,179.05 : x - Step 2: Convert to fraction form
199,416.78/299,183.49 = 59,179.05/x - Step 3: Cross multiply
199,416.78x = 299,183.49 × 59,179.05 - Step 4: Simplify right side
199,416.78x = 17,705,394,713.88 - Step 5: Solve for x
x = 17,705,394,713.88/199,416.78 - Step 6: Final answer
x = 88,785.88
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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.