Finding the Fourth Proportional to 134,934.89, 202,367.00 and 40,139.53
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Solution
The fourth proportional to 134,934.89, 202,367.00 and 40,139.53 is: 60,198.78
Step by Step Solution
- Step 1: Write the proportion equation
134,934.89 : 202,367.00 = 40,139.53 : x - Step 2: Convert to fraction form
134,934.89/202,367.00 = 40,139.53/x - Step 3: Cross multiply
134,934.89x = 202,367.00 × 40,139.53 - Step 4: Simplify right side
134,934.89x = 8,122,915,861.94 - Step 5: Solve for x
x = 8,122,915,861.94/134,934.89 - Step 6: Final answer
x = 60,198.78
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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.