Finding the Fourth Proportional to 246,189.96, 339,742.26 and 133,012.68
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Solution
The fourth proportional to 246,189.96, 339,742.26 and 133,012.68 is: 183,557.56
Step by Step Solution
- Step 1: Write the proportion equation
246,189.96 : 339,742.26 = 133,012.68 : x - Step 2: Convert to fraction form
246,189.96/339,742.26 = 133,012.68/x - Step 3: Cross multiply
246,189.96x = 339,742.26 × 133,012.68 - Step 4: Simplify right side
246,189.96x = 45,190,028,511.86 - Step 5: Solve for x
x = 45,190,028,511.86/246,189.96 - Step 6: Final answer
x = 183,557.56
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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.