Finding the Fourth Proportional to 179,273.08, 268,953.90 and 74,122.12
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Solution
The fourth proportional to 179,273.08, 268,953.90 and 74,122.12 is: 111,201.49
Step by Step Solution
- Step 1: Write the proportion equation
179,273.08 : 268,953.90 = 74,122.12 : x - Step 2: Convert to fraction form
179,273.08/268,953.90 = 74,122.12/x - Step 3: Cross multiply
179,273.08x = 268,953.90 × 74,122.12 - Step 4: Simplify right side
179,273.08x = 19,935,433,250.27 - Step 5: Solve for x
x = 19,935,433,250.27/179,273.08 - Step 6: Final answer
x = 111,201.49
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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.