Finding the Fourth Proportional to 272,075.95, 408,183.09 and 159,850.99
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Solution
The fourth proportional to 272,075.95, 408,183.09 and 159,850.99 is: 239,817.12
Step by Step Solution
- Step 1: Write the proportion equation
272,075.95 : 408,183.09 = 159,850.99 : x - Step 2: Convert to fraction form
272,075.95/408,183.09 = 159,850.99/x - Step 3: Cross multiply
272,075.95x = 408,183.09 × 159,850.99 - Step 4: Simplify right side
272,075.95x = 65,248,471,037.76 - Step 5: Solve for x
x = 65,248,471,037.76/272,075.95 - Step 6: Final answer
x = 239,817.12
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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.