Finding the Fourth Proportional to 192,757.87, 266,169.15 and 121,160.95
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Solution
The fourth proportional to 192,757.87, 266,169.15 and 121,160.95 is: 167,304.75
Step by Step Solution
- Step 1: Write the proportion equation
192,757.87 : 266,169.15 = 121,160.95 : x - Step 2: Convert to fraction form
192,757.87/266,169.15 = 121,160.95/x - Step 3: Cross multiply
192,757.87x = 266,169.15 × 121,160.95 - Step 4: Simplify right side
192,757.87x = 32,249,307,074.69 - Step 5: Solve for x
x = 32,249,307,074.69/192,757.87 - Step 6: Final answer
x = 167,304.75
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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.