Finding the Fourth Proportional to 76,124.75, 114,158.97 and 26,191.08
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Solution
The fourth proportional to 76,124.75, 114,158.97 and 26,191.08 is: 39,276.94
Step by Step Solution
- Step 1: Write the proportion equation
76,124.75 : 114,158.97 = 26,191.08 : x - Step 2: Convert to fraction form
76,124.75/114,158.97 = 26,191.08/x - Step 3: Cross multiply
76,124.75x = 114,158.97 × 26,191.08 - Step 4: Simplify right side
76,124.75x = 2,989,946,715.99 - Step 5: Solve for x
x = 2,989,946,715.99/76,124.75 - Step 6: Final answer
x = 39,276.94
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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.