Finding the Fourth Proportional to 218,394.63, 301,383.63 and 122,902.92
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Solution
The fourth proportional to 218,394.63, 301,383.63 and 122,902.92 is: 169,605.49
Step by Step Solution
- Step 1: Write the proportion equation
218,394.63 : 301,383.63 = 122,902.92 : x - Step 2: Convert to fraction form
218,394.63/301,383.63 = 122,902.92/x - Step 3: Cross multiply
218,394.63x = 301,383.63 × 122,902.92 - Step 4: Simplify right side
218,394.63x = 37,040,928,167.20 - Step 5: Solve for x
x = 37,040,928,167.20/218,394.63 - Step 6: Final answer
x = 169,605.49
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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.