Finding the Fourth Proportional to 125,971.07, 173,840.04 and 69,382.44
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Solution
The fourth proportional to 125,971.07, 173,840.04 and 69,382.44 is: 95,747.75
Step by Step Solution
- Step 1: Write the proportion equation
125,971.07 : 173,840.04 = 69,382.44 : x - Step 2: Convert to fraction form
125,971.07/173,840.04 = 69,382.44/x - Step 3: Cross multiply
125,971.07x = 173,840.04 × 69,382.44 - Step 4: Simplify right side
125,971.07x = 12,061,446,144.90 - Step 5: Solve for x
x = 12,061,446,144.90/125,971.07 - Step 6: Final answer
x = 95,747.75
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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.