Finding the Fourth Proportional to 84,767.44, 127,170.55 and 36,744.08
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Solution
The fourth proportional to 84,767.44, 127,170.55 and 36,744.08 is: 55,124.52
Step by Step Solution
- Step 1: Write the proportion equation
84,767.44 : 127,170.55 = 36,744.08 : x - Step 2: Convert to fraction form
84,767.44/127,170.55 = 36,744.08/x - Step 3: Cross multiply
84,767.44x = 127,170.55 × 36,744.08 - Step 4: Simplify right side
84,767.44x = 4,672,764,443.78 - Step 5: Solve for x
x = 4,672,764,443.78/84,767.44 - Step 6: Final answer
x = 55,124.52
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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.