Finding the Third Proportional to 59 and 111.50
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Solution
The third proportional to 59 and 111.50 is: 210.72
Step by Step Solution
- Step 1: Write the proportion equation
59 : 111.50 = 111.50 : x - Step 2: Convert to fraction form
59/111.50 = 111.50/x - Step 3: Cross multiply
59x = 111.50 × 111.50 - Step 4: Simplify right side
59x = 12,432.25 - Step 5: Solve for x
x = 12,432.25/59 - Step 6: Final answer
x = 210.72
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Why These Related Problems?
These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.