Finding the Fourth Proportional to 166,879.62, 250,291.74 and 60,243.12
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Solution
The fourth proportional to 166,879.62, 250,291.74 and 60,243.12 is: 90,354.68
Step by Step Solution
- Step 1: Write the proportion equation
166,879.62 : 250,291.74 = 60,243.12 : x - Step 2: Convert to fraction form
166,879.62/250,291.74 = 60,243.12/x - Step 3: Cross multiply
166,879.62x = 250,291.74 × 60,243.12 - Step 4: Simplify right side
166,879.62x = 15,078,355,327.83 - Step 5: Solve for x
x = 15,078,355,327.83/166,879.62 - Step 6: Final answer
x = 90,354.68
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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.