Finding the Fourth Proportional to 81,725.24, 122,594.92 and 22,560.92
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Solution
The fourth proportional to 81,725.24, 122,594.92 and 22,560.92 is: 33,843.33
Step by Step Solution
- Step 1: Write the proportion equation
81,725.24 : 122,594.92 = 22,560.92 : x - Step 2: Convert to fraction form
81,725.24/122,594.92 = 22,560.92/x - Step 3: Cross multiply
81,725.24x = 122,594.92 × 22,560.92 - Step 4: Simplify right side
81,725.24x = 2,765,854,432.61 - Step 5: Solve for x
x = 2,765,854,432.61/81,725.24 - Step 6: Final answer
x = 33,843.33
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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.