Finding the Fourth Proportional to 156,139.68, 234,246.84 and 50,958.84
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Solution
The fourth proportional to 156,139.68, 234,246.84 and 50,958.84 is: 76,450.44
Step by Step Solution
- Step 1: Write the proportion equation
156,139.68 : 234,246.84 = 50,958.84 : x - Step 2: Convert to fraction form
156,139.68/234,246.84 = 50,958.84/x - Step 3: Cross multiply
156,139.68x = 234,246.84 × 50,958.84 - Step 4: Simplify right side
156,139.68x = 11,936,947,240.07 - Step 5: Solve for x
x = 11,936,947,240.07/156,139.68 - Step 6: Final answer
x = 76,450.44
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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.