Finding the Fourth Proportional to 226,133.14, 339,234.33 and 74,282.50
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Solution
The fourth proportional to 226,133.14, 339,234.33 and 74,282.50 is: 111,435.12
Step by Step Solution
- Step 1: Write the proportion equation
226,133.14 : 339,234.33 = 74,282.50 : x - Step 2: Convert to fraction form
226,133.14/339,234.33 = 74,282.50/x - Step 3: Cross multiply
226,133.14x = 339,234.33 × 74,282.50 - Step 4: Simplify right side
226,133.14x = 25,199,174,118.23 - Step 5: Solve for x
x = 25,199,174,118.23/226,133.14 - Step 6: Final answer
x = 111,435.12
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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.