Finding the Fourth Proportional to 234,763.71, 351,358.23 and 192,642.09
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Solution
The fourth proportional to 234,763.71, 351,358.23 and 192,642.09 is: 288,317.06
Step by Step Solution
- Step 1: Write the proportion equation
234,763.71 : 351,358.23 = 192,642.09 : x - Step 2: Convert to fraction form
234,763.71/351,358.23 = 192,642.09/x - Step 3: Cross multiply
234,763.71x = 351,358.23 × 192,642.09 - Step 4: Simplify right side
234,763.71x = 67,686,383,765.90 - Step 5: Solve for x
x = 67,686,383,765.90/234,763.71 - Step 6: Final answer
x = 288,317.06
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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.