Finding the Fourth Proportional to 168,266.70, 252,394.52 and 68,400.05
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Solution
The fourth proportional to 168,266.70, 252,394.52 and 68,400.05 is: 102,597.82
Step by Step Solution
- Step 1: Write the proportion equation
168,266.70 : 252,394.52 = 68,400.05 : x - Step 2: Convert to fraction form
168,266.70/252,394.52 = 68,400.05/x - Step 3: Cross multiply
168,266.70x = 252,394.52 × 68,400.05 - Step 4: Simplify right side
168,266.70x = 17,263,796,183.75 - Step 5: Solve for x
x = 17,263,796,183.75/168,266.70 - Step 6: Final answer
x = 102,597.82
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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.