Finding the Third Proportional to 135,132.75 and 211,980.38
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Solution
The third proportional to 135,132.75 and 211,980.38 is: 332,529.90
Step by Step Solution
- Step 1: Write the proportion equation
135,132.75 : 211,980.38 = 211,980.38 : x - Step 2: Convert to fraction form
135,132.75/211,980.38 = 211,980.38/x - Step 3: Cross multiply
135,132.75x = 211,980.38 × 211,980.38 - Step 4: Simplify right side
135,132.75x = 44,935,679,385.14 - Step 5: Solve for x
x = 44,935,679,385.14/135,132.75 - Step 6: Final answer
x = 332,529.90
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.