Finding the Fourth Proportional to 125,745.71, 173,525.60 and 69,157.08
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Solution
The fourth proportional to 125,745.71, 173,525.60 and 69,157.08 is: 95,434.86
Step by Step Solution
- Step 1: Write the proportion equation
125,745.71 : 173,525.60 = 69,157.08 : x - Step 2: Convert to fraction form
125,745.71/173,525.60 = 69,157.08/x - Step 3: Cross multiply
125,745.71x = 173,525.60 × 69,157.08 - Step 4: Simplify right side
125,745.71x = 12,000,523,455.46 - Step 5: Solve for x
x = 12,000,523,455.46/125,745.71 - Step 6: Final answer
x = 95,434.86
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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.