Finding the Fourth Proportional to 76,520.88, 114,715.58 and 26,594.49
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Solution
The fourth proportional to 76,520.88, 114,715.58 and 26,594.49 is: 39,868.88
Step by Step Solution
- Step 1: Write the proportion equation
76,520.88 : 114,715.58 = 26,594.49 : x - Step 2: Convert to fraction form
76,520.88/114,715.58 = 26,594.49/x - Step 3: Cross multiply
76,520.88x = 114,715.58 × 26,594.49 - Step 4: Simplify right side
76,520.88x = 3,050,801,638.60 - Step 5: Solve for x
x = 3,050,801,638.60/76,520.88 - Step 6: Final answer
x = 39,868.88
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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.