Finding the Fourth Proportional to 126,058.24, 173,953.28 and 69,469.44
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Solution
The fourth proportional to 126,058.24, 173,953.28 and 69,469.44 is: 95,863.92
Step by Step Solution
- Step 1: Write the proportion equation
126,058.24 : 173,953.28 = 69,469.44 : x - Step 2: Convert to fraction form
126,058.24/173,953.28 = 69,469.44/x - Step 3: Cross multiply
126,058.24x = 173,953.28 × 69,469.44 - Step 4: Simplify right side
126,058.24x = 12,084,436,947.76 - Step 5: Solve for x
x = 12,084,436,947.76/126,058.24 - Step 6: Final answer
x = 95,863.92
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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.