Finding the Fourth Proportional to 201,450.24, 278,001.99 and 110,811.78
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Solution
The fourth proportional to 201,450.24, 278,001.99 and 110,811.78 is: 152,920.62
Step by Step Solution
- Step 1: Write the proportion equation
201,450.24 : 278,001.99 = 110,811.78 : x - Step 2: Convert to fraction form
201,450.24/278,001.99 = 110,811.78/x - Step 3: Cross multiply
201,450.24x = 278,001.99 × 110,811.78 - Step 4: Simplify right side
201,450.24x = 30,805,895,355.44 - Step 5: Solve for x
x = 30,805,895,355.44/201,450.24 - Step 6: Final answer
x = 152,920.62
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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.