Finding the Fourth Proportional to 226,905.22, 313,226.01 and 161,536.18
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Solution
The fourth proportional to 226,905.22, 313,226.01 and 161,536.18 is: 222,988.85
Step by Step Solution
- Step 1: Write the proportion equation
226,905.22 : 313,226.01 = 161,536.18 : x - Step 2: Convert to fraction form
226,905.22/313,226.01 = 161,536.18/x - Step 3: Cross multiply
226,905.22x = 313,226.01 × 161,536.18 - Step 4: Simplify right side
226,905.22x = 50,597,333,132.04 - Step 5: Solve for x
x = 50,597,333,132.04/226,905.22 - Step 6: Final answer
x = 222,988.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.