Finding the Fourth Proportional to 73,817.20, 110,704.20 and 26,426.80
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Solution
The fourth proportional to 73,817.20, 110,704.20 and 26,426.80 is: 39,632.47
Step by Step Solution
- Step 1: Write the proportion equation
73,817.20 : 110,704.20 = 26,426.80 : x - Step 2: Convert to fraction form
73,817.20/110,704.20 = 26,426.80/x - Step 3: Cross multiply
73,817.20x = 110,704.20 × 26,426.80 - Step 4: Simplify right side
73,817.20x = 2,925,557,752.56 - Step 5: Solve for x
x = 2,925,557,752.56/73,817.20 - Step 6: Final answer
x = 39,632.47
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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.