Finding the Fourth Proportional to 194,470.05, 291,588.39 and 76,000.26
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Solution
The fourth proportional to 194,470.05, 291,588.39 and 76,000.26 is: 113,954.79
Step by Step Solution
- Step 1: Write the proportion equation
194,470.05 : 291,588.39 = 76,000.26 : x - Step 2: Convert to fraction form
194,470.05/291,588.39 = 76,000.26/x - Step 3: Cross multiply
194,470.05x = 291,588.39 × 76,000.26 - Step 4: Simplify right side
194,470.05x = 22,160,793,452.98 - Step 5: Solve for x
x = 22,160,793,452.98/194,470.05 - Step 6: Final answer
x = 113,954.79
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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.