Finding the Fourth Proportional to 234,965.99, 352,333.26 and 85,183.83
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Solution
The fourth proportional to 234,965.99, 352,333.26 and 85,183.83 is: 127,733.79
Step by Step Solution
- Step 1: Write the proportion equation
234,965.99 : 352,333.26 = 85,183.83 : x - Step 2: Convert to fraction form
234,965.99/352,333.26 = 85,183.83/x - Step 3: Cross multiply
234,965.99x = 352,333.26 × 85,183.83 - Step 4: Simplify right side
234,965.99x = 30,013,096,523.19 - Step 5: Solve for x
x = 30,013,096,523.19/234,965.99 - Step 6: Final answer
x = 127,733.79
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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.