Finding the Fourth Proportional to 76,609.98, 114,914.97 and 24,023.70
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Solution
The fourth proportional to 76,609.98, 114,914.97 and 24,023.70 is: 36,035.55
Step by Step Solution
- Step 1: Write the proportion equation
76,609.98 : 114,914.97 = 24,023.70 : x - Step 2: Convert to fraction form
76,609.98/114,914.97 = 24,023.70/x - Step 3: Cross multiply
76,609.98x = 114,914.97 × 24,023.70 - Step 4: Simplify right side
76,609.98x = 2,760,682,764.79 - Step 5: Solve for x
x = 2,760,682,764.79/76,609.98 - Step 6: Final answer
x = 36,035.55
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1.5x scale
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.