Finding the Fourth Proportional to 84,140.94, 126,294.44 and 44,697.99
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Solution
The fourth proportional to 84,140.94, 126,294.44 and 44,697.99 is: 67,091.09
Step by Step Solution
- Step 1: Write the proportion equation
84,140.94 : 126,294.44 = 44,697.99 : x - Step 2: Convert to fraction form
84,140.94/126,294.44 = 44,697.99/x - Step 3: Cross multiply
84,140.94x = 126,294.44 × 44,697.99 - Step 4: Simplify right side
84,140.94x = 5,645,107,392.69 - Step 5: Solve for x
x = 5,645,107,392.69/84,140.94 - Step 6: Final answer
x = 67,091.09
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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.