Finding the Fourth Proportional to 125,844.75, 173,665.80 and 69,254.91
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Solution
The fourth proportional to 125,844.75, 173,665.80 and 69,254.91 is: 95,571.80
Step by Step Solution
- Step 1: Write the proportion equation
125,844.75 : 173,665.80 = 69,254.91 : x - Step 2: Convert to fraction form
125,844.75/173,665.80 = 69,254.91/x - Step 3: Cross multiply
125,844.75x = 173,665.80 × 69,254.91 - Step 4: Simplify right side
125,844.75x = 12,027,209,349.08 - Step 5: Solve for x
x = 12,027,209,349.08/125,844.75 - Step 6: Final answer
x = 95,571.80
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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.