Finding the Fourth Proportional to 122,658.23, 183,876.47 and 43,753.70
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Solution
The fourth proportional to 122,658.23, 183,876.47 and 43,753.70 is: 65,591.00
Step by Step Solution
- Step 1: Write the proportion equation
122,658.23 : 183,876.47 = 43,753.70 : x - Step 2: Convert to fraction form
122,658.23/183,876.47 = 43,753.70/x - Step 3: Cross multiply
122,658.23x = 183,876.47 × 43,753.70 - Step 4: Simplify right side
122,658.23x = 8,045,275,905.44 - Step 5: Solve for x
x = 8,045,275,905.44/122,658.23 - Step 6: Final answer
x = 65,591.00
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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.