Finding the Fourth Proportional to 209,150.24, 313,586.67 and 76,014.68
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Solution
The fourth proportional to 209,150.24, 313,586.67 and 76,014.68 is: 113,971.61
Step by Step Solution
- Step 1: Write the proportion equation
209,150.24 : 313,586.67 = 76,014.68 : x - Step 2: Convert to fraction form
209,150.24/313,586.67 = 76,014.68/x - Step 3: Cross multiply
209,150.24x = 313,586.67 × 76,014.68 - Step 4: Simplify right side
209,150.24x = 23,837,190,372.32 - Step 5: Solve for x
x = 23,837,190,372.32/209,150.24 - Step 6: Final answer
x = 113,971.61
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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.