Finding the Third Proportional to 87,079.50 and 130,281.75
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Solution
The third proportional to 87,079.50 and 130,281.75 is: 194,917.68
Step by Step Solution
- Step 1: Write the proportion equation
87,079.50 : 130,281.75 = 130,281.75 : x - Step 2: Convert to fraction form
87,079.50/130,281.75 = 130,281.75/x - Step 3: Cross multiply
87,079.50x = 130,281.75 × 130,281.75 - Step 4: Simplify right side
87,079.50x = 16,973,334,383.06 - Step 5: Solve for x
x = 16,973,334,383.06/87,079.50 - Step 6: Final answer
x = 194,917.68
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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.