Finding the Fourth Proportional to 222,631.01, 307,246.17 and 135,450.14
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Solution
The fourth proportional to 222,631.01, 307,246.17 and 135,450.14 is: 186,930.54
Step by Step Solution
- Step 1: Write the proportion equation
222,631.01 : 307,246.17 = 135,450.14 : x - Step 2: Convert to fraction form
222,631.01/307,246.17 = 135,450.14/x - Step 3: Cross multiply
222,631.01x = 307,246.17 × 135,450.14 - Step 4: Simplify right side
222,631.01x = 41,616,535,204.73 - Step 5: Solve for x
x = 41,616,535,204.73/222,631.01 - Step 6: Final answer
x = 186,930.54
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1.5x scale
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.