Finding the Fourth Proportional to 144,750.20, 217,163.70 and 51,246.20
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Solution
The fourth proportional to 144,750.20, 217,163.70 and 51,246.20 is: 76,882.89
Step by Step Solution
- Step 1: Write the proportion equation
144,750.20 : 217,163.70 = 51,246.20 : x - Step 2: Convert to fraction form
144,750.20/217,163.70 = 51,246.20/x - Step 3: Cross multiply
144,750.20x = 217,163.70 × 51,246.20 - Step 4: Simplify right side
144,750.20x = 11,128,814,402.94 - Step 5: Solve for x
x = 11,128,814,402.94/144,750.20 - Step 6: Final answer
x = 76,882.89
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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.