Finding the Fourth Proportional to 125,536.38, 173,244.20 and 68,947.76
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Solution
The fourth proportional to 125,536.38, 173,244.20 and 68,947.76 is: 95,150.09
Step by Step Solution
- Step 1: Write the proportion equation
125,536.38 : 173,244.20 = 68,947.76 : x - Step 2: Convert to fraction form
125,536.38/173,244.20 = 68,947.76/x - Step 3: Cross multiply
125,536.38x = 173,244.20 × 68,947.76 - Step 4: Simplify right side
125,536.38x = 11,944,798,312.03 - Step 5: Solve for x
x = 11,944,798,312.03/125,536.38 - Step 6: Final answer
x = 95,150.09
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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.