Finding the Fourth Proportional to 125,610.42, 173,342.34 and 69,025.44
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Solution
The fourth proportional to 125,610.42, 173,342.34 and 69,025.44 is: 95,255.09
Step by Step Solution
- Step 1: Write the proportion equation
125,610.42 : 173,342.34 = 69,025.44 : x - Step 2: Convert to fraction form
125,610.42/173,342.34 = 69,025.44/x - Step 3: Cross multiply
125,610.42x = 173,342.34 × 69,025.44 - Step 4: Simplify right side
125,610.42x = 11,965,031,289.13 - Step 5: Solve for x
x = 11,965,031,289.13/125,610.42 - Step 6: Final answer
x = 95,255.09
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1.5x scale
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.