Finding the Fourth Proportional to 84,919.44, 127,378.98 and 22,589.94
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Solution
The fourth proportional to 84,919.44, 127,378.98 and 22,589.94 is: 33,884.86
Step by Step Solution
- Step 1: Write the proportion equation
84,919.44 : 127,378.98 = 22,589.94 : x - Step 2: Convert to fraction form
84,919.44/127,378.98 = 22,589.94/x - Step 3: Cross multiply
84,919.44x = 127,378.98 × 22,589.94 - Step 4: Simplify right side
84,919.44x = 2,877,483,515.46 - Step 5: Solve for x
x = 2,877,483,515.46/84,919.44 - Step 6: Final answer
x = 33,884.86
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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.