Finding the Fourth Proportional to 127,661.26, 191,579.36 and 44,555.26
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Solution
The fourth proportional to 127,661.26, 191,579.36 and 44,555.26 is: 66,863.42
Step by Step Solution
- Step 1: Write the proportion equation
127,661.26 : 191,579.36 = 44,555.26 : x - Step 2: Convert to fraction form
127,661.26/191,579.36 = 44,555.26/x - Step 3: Cross multiply
127,661.26x = 191,579.36 × 44,555.26 - Step 4: Simplify right side
127,661.26x = 8,535,868,195.43 - Step 5: Solve for x
x = 8,535,868,195.43/127,661.26 - Step 6: Final answer
x = 66,863.42
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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.