Finding the Third Proportional to 87,442.25 and 135,037.75
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Solution
The third proportional to 87,442.25 and 135,037.75 is: 208,539.85
Step by Step Solution
- Step 1: Write the proportion equation
87,442.25 : 135,037.75 = 135,037.75 : x - Step 2: Convert to fraction form
87,442.25/135,037.75 = 135,037.75/x - Step 3: Cross multiply
87,442.25x = 135,037.75 × 135,037.75 - Step 4: Simplify right side
87,442.25x = 18,235,193,925.06 - Step 5: Solve for x
x = 18,235,193,925.06/87,442.25 - Step 6: Final answer
x = 208,539.85
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.