Finding the Fourth Proportional to 71,822.97, 107,726.22 and 27,448.74
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Solution
The fourth proportional to 71,822.97, 107,726.22 and 27,448.74 is: 41,169.96
Step by Step Solution
- Step 1: Write the proportion equation
71,822.97 : 107,726.22 = 27,448.74 : x - Step 2: Convert to fraction form
71,822.97/107,726.22 = 27,448.74/x - Step 3: Cross multiply
71,822.97x = 107,726.22 × 27,448.74 - Step 4: Simplify right side
71,822.97x = 2,956,949,003.96 - Step 5: Solve for x
x = 2,956,949,003.96/71,822.97 - Step 6: Final answer
x = 41,169.96
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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.