Finding the Fourth Proportional to 192,373.35, 288,564.99 and 91,147.65
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Solution
The fourth proportional to 192,373.35, 288,564.99 and 91,147.65 is: 136,723.83
Step by Step Solution
- Step 1: Write the proportion equation
192,373.35 : 288,564.99 = 91,147.65 : x - Step 2: Convert to fraction form
192,373.35/288,564.99 = 91,147.65/x - Step 3: Cross multiply
192,373.35x = 288,564.99 × 91,147.65 - Step 4: Simplify right side
192,373.35x = 26,302,020,710.77 - Step 5: Solve for x
x = 26,302,020,710.77/192,373.35 - Step 6: Final answer
x = 136,723.83
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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.