Finding the Fourth Proportional to 89,052.04, 122,644.02 and 68,834.44
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Solution
The fourth proportional to 89,052.04, 122,644.02 and 68,834.44 is: 94,799.99
Step by Step Solution
- Step 1: Write the proportion equation
89,052.04 : 122,644.02 = 68,834.44 : x - Step 2: Convert to fraction form
89,052.04/122,644.02 = 68,834.44/x - Step 3: Cross multiply
89,052.04x = 122,644.02 × 68,834.44 - Step 4: Simplify right side
89,052.04x = 8,442,132,436.05 - Step 5: Solve for x
x = 8,442,132,436.05/89,052.04 - Step 6: Final answer
x = 94,799.99
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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.