Finding the Fourth Proportional to 89,024.36, 122,855.09 and 48,737.46
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Solution
The fourth proportional to 89,024.36, 122,855.09 and 48,737.46 is: 67,258.50
Step by Step Solution
- Step 1: Write the proportion equation
89,024.36 : 122,855.09 = 48,737.46 : x - Step 2: Convert to fraction form
89,024.36/122,855.09 = 48,737.46/x - Step 3: Cross multiply
89,024.36x = 122,855.09 × 48,737.46 - Step 4: Simplify right side
89,024.36x = 5,987,644,790.98 - Step 5: Solve for x
x = 5,987,644,790.98/89,024.36 - Step 6: Final answer
x = 67,258.50
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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.