Finding the Fourth Proportional to 125,252.55, 187,860.60 and 36,496.80
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Solution
The fourth proportional to 125,252.55, 187,860.60 and 36,496.80 is: 54,739.89
Step by Step Solution
- Step 1: Write the proportion equation
125,252.55 : 187,860.60 = 36,496.80 : x - Step 2: Convert to fraction form
125,252.55/187,860.60 = 36,496.80/x - Step 3: Cross multiply
125,252.55x = 187,860.60 × 36,496.80 - Step 4: Simplify right side
125,252.55x = 6,856,310,746.08 - Step 5: Solve for x
x = 6,856,310,746.08/125,252.55 - Step 6: Final answer
x = 54,739.89
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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.