Finding the Fourth Proportional to 67,229.96, 100,798.25 and 29,769.62
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Solution
The fourth proportional to 67,229.96, 100,798.25 and 29,769.62 is: 44,633.75
Step by Step Solution
- Step 1: Write the proportion equation
67,229.96 : 100,798.25 = 29,769.62 : x - Step 2: Convert to fraction form
67,229.96/100,798.25 = 29,769.62/x - Step 3: Cross multiply
67,229.96x = 100,798.25 × 29,769.62 - Step 4: Simplify right side
67,229.96x = 3,000,724,946.33 - Step 5: Solve for x
x = 3,000,724,946.33/67,229.96 - Step 6: Final answer
x = 44,633.75
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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.