Finding the Fourth Proportional to 116,758.65, 175,138.09 and 32,518.99
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Solution
The fourth proportional to 116,758.65, 175,138.09 and 32,518.99 is: 48,778.52
Step by Step Solution
- Step 1: Write the proportion equation
116,758.65 : 175,138.09 = 32,518.99 : x - Step 2: Convert to fraction form
116,758.65/175,138.09 = 32,518.99/x - Step 3: Cross multiply
116,758.65x = 175,138.09 × 32,518.99 - Step 4: Simplify right side
116,758.65x = 5,695,313,797.33 - Step 5: Solve for x
x = 5,695,313,797.33/116,758.65 - Step 6: Final answer
x = 48,778.52
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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.