Finding the Fourth Proportional to 133,051.40, 199,608.99 and 44,305.70
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Solution
The fourth proportional to 133,051.40, 199,608.99 and 44,305.70 is: 66,469.17
Step by Step Solution
- Step 1: Write the proportion equation
133,051.40 : 199,608.99 = 44,305.70 : x - Step 2: Convert to fraction form
133,051.40/199,608.99 = 44,305.70/x - Step 3: Cross multiply
133,051.40x = 199,608.99 × 44,305.70 - Step 4: Simplify right side
133,051.40x = 8,843,816,028.24 - Step 5: Solve for x
x = 8,843,816,028.24/133,051.40 - Step 6: Final answer
x = 66,469.17
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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.