Finding the Fourth Proportional to 134,207.52, 201,186.14 and 45,399.23
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Solution
The fourth proportional to 134,207.52, 201,186.14 and 45,399.23 is: 68,056.50
Step by Step Solution
- Step 1: Write the proportion equation
134,207.52 : 201,186.14 = 45,399.23 : x - Step 2: Convert to fraction form
134,207.52/201,186.14 = 45,399.23/x - Step 3: Cross multiply
134,207.52x = 201,186.14 × 45,399.23 - Step 4: Simplify right side
134,207.52x = 9,133,694,609.75 - Step 5: Solve for x
x = 9,133,694,609.75/134,207.52 - Step 6: Final answer
x = 68,056.50
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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.