Finding the Fourth Proportional to 83,755.08, 125,637.41 and 23,778.87
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Solution
The fourth proportional to 83,755.08, 125,637.41 and 23,778.87 is: 35,669.66
Step by Step Solution
- Step 1: Write the proportion equation
83,755.08 : 125,637.41 = 23,778.87 : x - Step 2: Convert to fraction form
83,755.08/125,637.41 = 23,778.87/x - Step 3: Cross multiply
83,755.08x = 125,637.41 × 23,778.87 - Step 4: Simplify right side
83,755.08x = 2,987,515,520.63 - Step 5: Solve for x
x = 2,987,515,520.63/83,755.08 - Step 6: Final answer
x = 35,669.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.