Finding the Fourth Proportional to 106,135.77, 159,209.37 and 27,250.68
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Solution
The fourth proportional to 106,135.77, 159,209.37 and 27,250.68 is: 40,877.49
Step by Step Solution
- Step 1: Write the proportion equation
106,135.77 : 159,209.37 = 27,250.68 : x - Step 2: Convert to fraction form
106,135.77/159,209.37 = 27,250.68/x - Step 3: Cross multiply
106,135.77x = 159,209.37 × 27,250.68 - Step 4: Simplify right side
106,135.77x = 4,338,563,594.87 - Step 5: Solve for x
x = 4,338,563,594.87/106,135.77 - Step 6: Final answer
x = 40,877.49
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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.