Finding the Fourth Proportional to 259,059.18, 388,486.70 and 125,900.04
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Solution
The fourth proportional to 259,059.18, 388,486.70 and 125,900.04 is: 188,800.46
Step by Step Solution
- Step 1: Write the proportion equation
259,059.18 : 388,486.70 = 125,900.04 : x - Step 2: Convert to fraction form
259,059.18/388,486.70 = 125,900.04/x - Step 3: Cross multiply
259,059.18x = 388,486.70 × 125,900.04 - Step 4: Simplify right side
259,059.18x = 48,910,491,069.47 - Step 5: Solve for x
x = 48,910,491,069.47/259,059.18 - Step 6: Final answer
x = 188,800.46
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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.