Finding the Fourth Proportional to 226,455.71, 339,739.26 and 112,657.26
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Solution
The fourth proportional to 226,455.71, 339,739.26 and 112,657.26 is: 169,013.59
Step by Step Solution
- Step 1: Write the proportion equation
226,455.71 : 339,739.26 = 112,657.26 : x - Step 2: Convert to fraction form
226,455.71/339,739.26 = 112,657.26/x - Step 3: Cross multiply
226,455.71x = 339,739.26 × 112,657.26 - Step 4: Simplify right side
226,455.71x = 38,274,093,582.74 - Step 5: Solve for x
x = 38,274,093,582.74/226,455.71 - Step 6: Final answer
x = 169,013.59
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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.