Finding the Fourth Proportional to 226,457.70, 339,687.36 and 68,687.52
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Solution
The fourth proportional to 226,457.70, 339,687.36 and 68,687.52 is: 103,031.53
Step by Step Solution
- Step 1: Write the proportion equation
226,457.70 : 339,687.36 = 68,687.52 : x - Step 2: Convert to fraction form
226,457.70/339,687.36 = 68,687.52/x - Step 3: Cross multiply
226,457.70x = 339,687.36 × 68,687.52 - Step 4: Simplify right side
226,457.70x = 23,332,282,333.75 - Step 5: Solve for x
x = 23,332,282,333.75/226,457.70 - Step 6: Final answer
x = 103,031.53
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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.