Finding the Fourth Proportional to 177,040.86, 265,639.78 and 92,780.99
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Solution
The fourth proportional to 177,040.86, 265,639.78 and 92,780.99 is: 139,212.62
Step by Step Solution
- Step 1: Write the proportion equation
177,040.86 : 265,639.78 = 92,780.99 : x - Step 2: Convert to fraction form
177,040.86/265,639.78 = 92,780.99/x - Step 3: Cross multiply
177,040.86x = 265,639.78 × 92,780.99 - Step 4: Simplify right side
177,040.86x = 24,646,321,771.78 - Step 5: Solve for x
x = 24,646,321,771.78/177,040.86 - Step 6: Final answer
x = 139,212.62
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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.