Finding the Fourth Proportional to 126,193.19, 189,248.84 and 41,930.73
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Solution
The fourth proportional to 126,193.19, 189,248.84 and 41,930.73 is: 62,882.49
Step by Step Solution
- Step 1: Write the proportion equation
126,193.19 : 189,248.84 = 41,930.73 : x - Step 2: Convert to fraction form
126,193.19/189,248.84 = 41,930.73/x - Step 3: Cross multiply
126,193.19x = 189,248.84 × 41,930.73 - Step 4: Simplify right side
126,193.19x = 7,935,341,960.44 - Step 5: Solve for x
x = 7,935,341,960.44/126,193.19 - Step 6: Final answer
x = 62,882.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.