Finding the Fourth Proportional to 83,663.88, 125,469.21 and 27,491.06
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Solution
The fourth proportional to 83,663.88, 125,469.21 and 27,491.06 is: 41,227.84
Step by Step Solution
- Step 1: Write the proportion equation
83,663.88 : 125,469.21 = 27,491.06 : x - Step 2: Convert to fraction form
83,663.88/125,469.21 = 27,491.06/x - Step 3: Cross multiply
83,663.88x = 125,469.21 × 27,491.06 - Step 4: Simplify right side
83,663.88x = 3,449,280,952.92 - Step 5: Solve for x
x = 3,449,280,952.92/83,663.88 - Step 6: Final answer
x = 41,227.84
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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.