Finding the Fourth Proportional to 76,749.24, 115,116.66 and 24,154.68
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Solution
The fourth proportional to 76,749.24, 115,116.66 and 24,154.68 is: 36,229.75
Step by Step Solution
- Step 1: Write the proportion equation
76,749.24 : 115,116.66 = 24,154.68 : x - Step 2: Convert to fraction form
76,749.24/115,116.66 = 24,154.68/x - Step 3: Cross multiply
76,749.24x = 115,116.66 × 24,154.68 - Step 4: Simplify right side
76,749.24x = 2,780,606,084.97 - Step 5: Solve for x
x = 2,780,606,084.97/76,749.24 - Step 6: Final answer
x = 36,229.75
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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.