Finding the Fourth Proportional to 84,445.38, 126,711.84 and 37,093.77
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Solution
The fourth proportional to 84,445.38, 126,711.84 and 37,093.77 is: 55,659.88
Step by Step Solution
- Step 1: Write the proportion equation
84,445.38 : 126,711.84 = 37,093.77 : x - Step 2: Convert to fraction form
84,445.38/126,711.84 = 37,093.77/x - Step 3: Cross multiply
84,445.38x = 126,711.84 × 37,093.77 - Step 4: Simplify right side
84,445.38x = 4,700,219,849.24 - Step 5: Solve for x
x = 4,700,219,849.24/84,445.38 - Step 6: Final answer
x = 55,659.88
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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.