Finding the Fourth Proportional to 177,011.40, 265,441.50 and 82,183.08
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Solution
The fourth proportional to 177,011.40, 265,441.50 and 82,183.08 is: 123,239.52
Step by Step Solution
- Step 1: Write the proportion equation
177,011.40 : 265,441.50 = 82,183.08 : x - Step 2: Convert to fraction form
177,011.40/265,441.50 = 82,183.08/x - Step 3: Cross multiply
177,011.40x = 265,441.50 × 82,183.08 - Step 4: Simplify right side
177,011.40x = 21,814,800,029.82 - Step 5: Solve for x
x = 21,814,800,029.82/177,011.40 - Step 6: Final answer
x = 123,239.52
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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.