Finding the Fourth Proportional to 73,876.15, 110,809.66 and 29,470.94
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Solution
The fourth proportional to 73,876.15, 110,809.66 and 29,470.94 is: 44,204.58
Step by Step Solution
- Step 1: Write the proportion equation
73,876.15 : 110,809.66 = 29,470.94 : x - Step 2: Convert to fraction form
73,876.15/110,809.66 = 29,470.94/x - Step 3: Cross multiply
73,876.15x = 110,809.66 × 29,470.94 - Step 4: Simplify right side
73,876.15x = 3,265,664,287.23 - Step 5: Solve for x
x = 3,265,664,287.23/73,876.15 - Step 6: Final answer
x = 44,204.58
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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.