Finding the Fourth Proportional to 115,790.94, 173,769.36 and 49,277.80
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Solution
The fourth proportional to 115,790.94, 173,769.36 and 49,277.80 is: 73,952.00
Step by Step Solution
- Step 1: Write the proportion equation
115,790.94 : 173,769.36 = 49,277.80 : x - Step 2: Convert to fraction form
115,790.94/173,769.36 = 49,277.80/x - Step 3: Cross multiply
115,790.94x = 173,769.36 × 49,277.80 - Step 4: Simplify right side
115,790.94x = 8,562,971,768.21 - Step 5: Solve for x
x = 8,562,971,768.21/115,790.94 - Step 6: Final answer
x = 73,952.00
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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.