Finding the Fourth Proportional to 226,376.09, 339,632.03 and 91,370.70
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Solution
The fourth proportional to 226,376.09, 339,632.03 and 91,370.70 is: 137,083.46
Step by Step Solution
- Step 1: Write the proportion equation
226,376.09 : 339,632.03 = 91,370.70 : x - Step 2: Convert to fraction form
226,376.09/339,632.03 = 91,370.70/x - Step 3: Cross multiply
226,376.09x = 339,632.03 × 91,370.70 - Step 4: Simplify right side
226,376.09x = 31,032,416,551.95 - Step 5: Solve for x
x = 31,032,416,551.95/226,376.09 - Step 6: Final answer
x = 137,083.46
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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.