Finding the Fourth Proportional to 144,873.80, 217,310.70 and 97,634.60
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Solution
The fourth proportional to 144,873.80, 217,310.70 and 97,634.60 is: 146,451.90
Step by Step Solution
- Step 1: Write the proportion equation
144,873.80 : 217,310.70 = 97,634.60 : x - Step 2: Convert to fraction form
144,873.80/217,310.70 = 97,634.60/x - Step 3: Cross multiply
144,873.80x = 217,310.70 × 97,634.60 - Step 4: Simplify right side
144,873.80x = 21,217,043,270.22 - Step 5: Solve for x
x = 21,217,043,270.22/144,873.80 - Step 6: Final answer
x = 146,451.90
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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.