Finding the Fourth Proportional to 192,982.74, 289,919.10 and 185,011.26
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Solution
The fourth proportional to 192,982.74, 289,919.10 and 185,011.26 is: 277,943.50
Step by Step Solution
- Step 1: Write the proportion equation
192,982.74 : 289,919.10 = 185,011.26 : x - Step 2: Convert to fraction form
192,982.74/289,919.10 = 185,011.26/x - Step 3: Cross multiply
192,982.74x = 289,919.10 × 185,011.26 - Step 4: Simplify right side
192,982.74x = 53,638,297,989.07 - Step 5: Solve for x
x = 53,638,297,989.07/192,982.74 - Step 6: Final answer
x = 277,943.50
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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.