Finding the Fourth Proportional to 183,202.90, 252,815.42 and 102,629.88
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Solution
The fourth proportional to 183,202.90, 252,815.42 and 102,629.88 is: 141,626.67
Step by Step Solution
- Step 1: Write the proportion equation
183,202.90 : 252,815.42 = 102,629.88 : x - Step 2: Convert to fraction form
183,202.90/252,815.42 = 102,629.88/x - Step 3: Cross multiply
183,202.90x = 252,815.42 × 102,629.88 - Step 4: Simplify right side
183,202.90x = 25,946,416,216.75 - Step 5: Solve for x
x = 25,946,416,216.75/183,202.90 - Step 6: Final answer
x = 141,626.67
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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.