Finding the Fourth Proportional to 73,391.59, 110,123.84 and 29,050.17
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Solution
The fourth proportional to 73,391.59, 110,123.84 and 29,050.17 is: 43,589.68
Step by Step Solution
- Step 1: Write the proportion equation
73,391.59 : 110,123.84 = 29,050.17 : x - Step 2: Convert to fraction form
73,391.59/110,123.84 = 29,050.17/x - Step 3: Cross multiply
73,391.59x = 110,123.84 × 29,050.17 - Step 4: Simplify right side
73,391.59x = 3,199,116,273.05 - Step 5: Solve for x
x = 3,199,116,273.05/73,391.59 - Step 6: Final answer
x = 43,589.68
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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.