Finding the Fourth Proportional to 104,540.99, 144,266.46 and 56,794.02
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Solution
The fourth proportional to 104,540.99, 144,266.46 and 56,794.02 is: 78,375.69
Step by Step Solution
- Step 1: Write the proportion equation
104,540.99 : 144,266.46 = 56,794.02 : x - Step 2: Convert to fraction form
104,540.99/144,266.46 = 56,794.02/x - Step 3: Cross multiply
104,540.99x = 144,266.46 × 56,794.02 - Step 4: Simplify right side
104,540.99x = 8,193,472,214.57 - Step 5: Solve for x
x = 8,193,472,214.57/104,540.99 - Step 6: Final answer
x = 78,375.69
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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.