Finding the Fourth Proportional to 208,872.66, 313,315.07 and 51,101.07
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Solution
The fourth proportional to 208,872.66, 313,315.07 and 51,101.07 is: 76,653.09
Step by Step Solution
- Step 1: Write the proportion equation
208,872.66 : 313,315.07 = 51,101.07 : x - Step 2: Convert to fraction form
208,872.66/313,315.07 = 51,101.07/x - Step 3: Cross multiply
208,872.66x = 313,315.07 × 51,101.07 - Step 4: Simplify right side
208,872.66x = 16,010,735,068.62 - Step 5: Solve for x
x = 16,010,735,068.62/208,872.66 - Step 6: Final answer
x = 76,653.09
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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.