Finding the Fourth Proportional to 185,234.26, 255,635.09 and 113,604.55
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Solution
The fourth proportional to 185,234.26, 255,635.09 and 113,604.55 is: 156,781.52
Step by Step Solution
- Step 1: Write the proportion equation
185,234.26 : 255,635.09 = 113,604.55 : x - Step 2: Convert to fraction form
185,234.26/255,635.09 = 113,604.55/x - Step 3: Cross multiply
185,234.26x = 255,635.09 × 113,604.55 - Step 4: Simplify right side
185,234.26x = 29,041,309,363.66 - Step 5: Solve for x
x = 29,041,309,363.66/185,234.26 - Step 6: Final answer
x = 156,781.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.