Finding the Fourth Proportional to 234,203.20, 323,201.21 and 126,773.19
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Solution
The fourth proportional to 234,203.20, 323,201.21 and 126,773.19 is: 174,947.43
Step by Step Solution
- Step 1: Write the proportion equation
234,203.20 : 323,201.21 = 126,773.19 : x - Step 2: Convert to fraction form
234,203.20/323,201.21 = 126,773.19/x - Step 3: Cross multiply
234,203.20x = 323,201.21 × 126,773.19 - Step 4: Simplify right side
234,203.20x = 40,973,247,769.69 - Step 5: Solve for x
x = 40,973,247,769.69/234,203.20 - Step 6: Final answer
x = 174,947.43
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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.