Finding the Fourth Proportional to 246,396.21, 340,027.25 and 133,218.96
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Solution
The fourth proportional to 246,396.21, 340,027.25 and 133,218.96 is: 183,842.42
Step by Step Solution
- Step 1: Write the proportion equation
246,396.21 : 340,027.25 = 133,218.96 : x - Step 2: Convert to fraction form
246,396.21/340,027.25 = 133,218.96/x - Step 3: Cross multiply
246,396.21x = 340,027.25 × 133,218.96 - Step 4: Simplify right side
246,396.21x = 45,298,074,250.43 - Step 5: Solve for x
x = 45,298,074,250.43/246,396.21 - Step 6: Final answer
x = 183,842.42
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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.