Finding the Fourth Proportional to 246,942.69, 340,780.91 and 133,765.44
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Solution
The fourth proportional to 246,942.69, 340,780.91 and 133,765.44 is: 184,596.31
Step by Step Solution
- Step 1: Write the proportion equation
246,942.69 : 340,780.91 = 133,765.44 : x - Step 2: Convert to fraction form
246,942.69/340,780.91 = 133,765.44/x - Step 3: Cross multiply
246,942.69x = 340,780.91 × 133,765.44 - Step 4: Simplify right side
246,942.69x = 45,584,708,369.75 - Step 5: Solve for x
x = 45,584,708,369.75/246,942.69 - Step 6: Final answer
x = 184,596.31
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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.