Finding the Fourth Proportional to 362,500.80, 543,756.66 and 125,850.99
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Solution
The fourth proportional to 362,500.80, 543,756.66 and 125,850.99 is: 188,778.38
Step by Step Solution
- Step 1: Write the proportion equation
362,500.80 : 543,756.66 = 125,850.99 : x - Step 2: Convert to fraction form
362,500.80/543,756.66 = 125,850.99/x - Step 3: Cross multiply
362,500.80x = 543,756.66 × 125,850.99 - Step 4: Simplify right side
362,500.80x = 68,432,313,980.09 - Step 5: Solve for x
x = 68,432,313,980.09/362,500.80 - Step 6: Final answer
x = 188,778.38
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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.