Finding the Fourth Proportional to 226,506.23, 339,750.70 and 68,728.31
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Solution
The fourth proportional to 226,506.23, 339,750.70 and 68,728.31 is: 103,089.84
Step by Step Solution
- Step 1: Write the proportion equation
226,506.23 : 339,750.70 = 68,728.31 : x - Step 2: Convert to fraction form
226,506.23/339,750.70 = 68,728.31/x - Step 3: Cross multiply
226,506.23x = 339,750.70 × 68,728.31 - Step 4: Simplify right side
226,506.23x = 23,350,491,432.32 - Step 5: Solve for x
x = 23,350,491,432.32/226,506.23 - Step 6: Final answer
x = 103,089.84
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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.