Finding the Fourth Proportional to 141,171.21, 211,759.53 and 34,556.09
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Solution
The fourth proportional to 141,171.21, 211,759.53 and 34,556.09 is: 51,834.79
Step by Step Solution
- Step 1: Write the proportion equation
141,171.21 : 211,759.53 = 34,556.09 : x - Step 2: Convert to fraction form
141,171.21/211,759.53 = 34,556.09/x - Step 3: Cross multiply
141,171.21x = 211,759.53 × 34,556.09 - Step 4: Simplify right side
141,171.21x = 7,317,580,318.24 - Step 5: Solve for x
x = 7,317,580,318.24/141,171.21 - Step 6: Final answer
x = 51,834.79
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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.