Finding the Fourth Proportional to 192,811.26, 266,011.11 and 125,626.62
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Solution
The fourth proportional to 192,811.26, 266,011.11 and 125,626.62 is: 173,320.15
Step by Step Solution
- Step 1: Write the proportion equation
192,811.26 : 266,011.11 = 125,626.62 : x - Step 2: Convert to fraction form
192,811.26/266,011.11 = 125,626.62/x - Step 3: Cross multiply
192,811.26x = 266,011.11 × 125,626.62 - Step 4: Simplify right side
192,811.26x = 33,418,076,631.75 - Step 5: Solve for x
x = 33,418,076,631.75/192,811.26 - Step 6: Final answer
x = 173,320.15
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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.