Finding the Fourth Proportional to 209,170.24, 313,752.60 and 51,400.08
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Solution
The fourth proportional to 209,170.24, 313,752.60 and 51,400.08 is: 77,099.44
Step by Step Solution
- Step 1: Write the proportion equation
209,170.24 : 313,752.60 = 51,400.08 : x - Step 2: Convert to fraction form
209,170.24/313,752.60 = 51,400.08/x - Step 3: Cross multiply
209,170.24x = 313,752.60 × 51,400.08 - Step 4: Simplify right side
209,170.24x = 16,126,908,740.21 - Step 5: Solve for x
x = 16,126,908,740.21/209,170.24 - Step 6: Final answer
x = 77,099.44
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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.