Finding the Fourth Proportional to 149,620.53, 206,289.58 and 95,817.09
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Solution
The fourth proportional to 149,620.53, 206,289.58 and 95,817.09 is: 132,107.99
Step by Step Solution
- Step 1: Write the proportion equation
149,620.53 : 206,289.58 = 95,817.09 : x - Step 2: Convert to fraction form
149,620.53/206,289.58 = 95,817.09/x - Step 3: Cross multiply
149,620.53x = 206,289.58 × 95,817.09 - Step 4: Simplify right side
149,620.53x = 19,766,067,768.65 - Step 5: Solve for x
x = 19,766,067,768.65/149,620.53 - Step 6: Final answer
x = 132,107.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.