Finding the Fourth Proportional to 180,149.48, 248,617.70 and 103,694.44
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Solution
The fourth proportional to 180,149.48, 248,617.70 and 103,694.44 is: 143,104.90
Step by Step Solution
- Step 1: Write the proportion equation
180,149.48 : 248,617.70 = 103,694.44 : x - Step 2: Convert to fraction form
180,149.48/248,617.70 = 103,694.44/x - Step 3: Cross multiply
180,149.48x = 248,617.70 × 103,694.44 - Step 4: Simplify right side
180,149.48x = 25,780,273,175.59 - Step 5: Solve for x
x = 25,780,273,175.59/180,149.48 - Step 6: Final answer
x = 143,104.90
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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.