Finding the Fourth Proportional to 183,479.10, 274,890.60 and 155,266.80
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Solution
The fourth proportional to 183,479.10, 274,890.60 and 155,266.80 is: 232,622.59
Step by Step Solution
- Step 1: Write the proportion equation
183,479.10 : 274,890.60 = 155,266.80 : x - Step 2: Convert to fraction form
183,479.10/274,890.60 = 155,266.80/x - Step 3: Cross multiply
183,479.10x = 274,890.60 × 155,266.80 - Step 4: Simplify right side
183,479.10x = 42,681,383,812.08 - Step 5: Solve for x
x = 42,681,383,812.08/183,479.10 - Step 6: Final answer
x = 232,622.59
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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.