Finding the Fourth Proportional to 226,012.55, 339,010.56 and 68,236.88
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Solution
The fourth proportional to 226,012.55, 339,010.56 and 68,236.88 is: 102,352.82
Step by Step Solution
- Step 1: Write the proportion equation
226,012.55 : 339,010.56 = 68,236.88 : x - Step 2: Convert to fraction form
226,012.55/339,010.56 = 68,236.88/x - Step 3: Cross multiply
226,012.55x = 339,010.56 × 68,236.88 - Step 4: Simplify right side
226,012.55x = 23,133,021,206.40 - Step 5: Solve for x
x = 23,133,021,206.40/226,012.55 - Step 6: Final answer
x = 102,352.82
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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.