Finding the Fourth Proportional to 83,179.26, 114,754.83 and 51,292.80
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Solution
The fourth proportional to 83,179.26, 114,754.83 and 51,292.80 is: 70,763.99
Step by Step Solution
- Step 1: Write the proportion equation
83,179.26 : 114,754.83 = 51,292.80 : x - Step 2: Convert to fraction form
83,179.26/114,754.83 = 51,292.80/x - Step 3: Cross multiply
83,179.26x = 114,754.83 × 51,292.80 - Step 4: Simplify right side
83,179.26x = 5,886,096,544.22 - Step 5: Solve for x
x = 5,886,096,544.22/83,179.26 - Step 6: Final answer
x = 70,763.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.