Finding the Fourth Proportional to 226,471.74, 339,756.61 and 68,712.09
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Solution
The fourth proportional to 226,471.74, 339,756.61 and 68,712.09 is: 103,083.00
Step by Step Solution
- Step 1: Write the proportion equation
226,471.74 : 339,756.61 = 68,712.09 : x - Step 2: Convert to fraction form
226,471.74/339,756.61 = 68,712.09/x - Step 3: Cross multiply
226,471.74x = 339,756.61 × 68,712.09 - Step 4: Simplify right side
226,471.74x = 23,345,386,764.41 - Step 5: Solve for x
x = 23,345,386,764.41/226,471.74 - Step 6: Final answer
x = 103,083.00
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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.