Finding the Fourth Proportional to 134,727.73, 201,981.96 and 50,440.68
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Solution
The fourth proportional to 134,727.73, 201,981.96 and 50,440.68 is: 75,619.98
Step by Step Solution
- Step 1: Write the proportion equation
134,727.73 : 201,981.96 = 50,440.68 : x - Step 2: Convert to fraction form
134,727.73/201,981.96 = 50,440.68/x - Step 3: Cross multiply
134,727.73x = 201,981.96 × 50,440.68 - Step 4: Simplify right side
134,727.73x = 10,188,107,410.13 - Step 5: Solve for x
x = 10,188,107,410.13/134,727.73 - Step 6: Final answer
x = 75,619.98
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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.