Finding the Fourth Proportional to 76,182.84, 114,347.97 and 36,767.70
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Solution
The fourth proportional to 76,182.84, 114,347.97 and 36,767.70 is: 55,187.12
Step by Step Solution
- Step 1: Write the proportion equation
76,182.84 : 114,347.97 = 36,767.70 : x - Step 2: Convert to fraction form
76,182.84/114,347.97 = 36,767.70/x - Step 3: Cross multiply
76,182.84x = 114,347.97 × 36,767.70 - Step 4: Simplify right side
76,182.84x = 4,204,311,856.57 - Step 5: Solve for x
x = 4,204,311,856.57/76,182.84 - Step 6: Final answer
x = 55,187.12
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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.