Finding the Fourth Proportional to 101,183.67, 151,782.84 and 38,854.17
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Solution
The fourth proportional to 101,183.67, 151,782.84 and 38,854.17 is: 58,284.07
Step by Step Solution
- Step 1: Write the proportion equation
101,183.67 : 151,782.84 = 38,854.17 : x - Step 2: Convert to fraction form
101,183.67/151,782.84 = 38,854.17/x - Step 3: Cross multiply
101,183.67x = 151,782.84 × 38,854.17 - Step 4: Simplify right side
101,183.67x = 5,897,396,268.44 - Step 5: Solve for x
x = 5,897,396,268.44/101,183.67 - Step 6: Final answer
x = 58,284.07
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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.