Finding the Fourth Proportional to 125,130.44, 187,713.97 and 36,372.41
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Solution
The fourth proportional to 125,130.44, 187,713.97 and 36,372.41 is: 54,563.94
Step by Step Solution
- Step 1: Write the proportion equation
125,130.44 : 187,713.97 = 36,372.41 : x - Step 2: Convert to fraction form
125,130.44/187,713.97 = 36,372.41/x - Step 3: Cross multiply
125,130.44x = 187,713.97 × 36,372.41 - Step 4: Simplify right side
125,130.44x = 6,827,609,479.57 - Step 5: Solve for x
x = 6,827,609,479.57/125,130.44 - Step 6: Final answer
x = 54,563.94
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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.