Finding the Fourth Proportional to 194,351.99, 290,904.68 and 104,169.69
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Solution
The fourth proportional to 194,351.99, 290,904.68 and 104,169.69 is: 155,920.46
Step by Step Solution
- Step 1: Write the proportion equation
194,351.99 : 290,904.68 = 104,169.69 : x - Step 2: Convert to fraction form
194,351.99/290,904.68 = 104,169.69/x - Step 3: Cross multiply
194,351.99x = 290,904.68 × 104,169.69 - Step 4: Simplify right side
194,351.99x = 30,303,450,595.57 - Step 5: Solve for x
x = 30,303,450,595.57/194,351.99 - Step 6: Final answer
x = 155,920.46
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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.