Finding the Fourth Proportional to 67,837.76, 101,801.68 and 27,889.44
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Solution
The fourth proportional to 67,837.76, 101,801.68 and 27,889.44 is: 41,852.68
Step by Step Solution
- Step 1: Write the proportion equation
67,837.76 : 101,801.68 = 27,889.44 : x - Step 2: Convert to fraction form
67,837.76/101,801.68 = 27,889.44/x - Step 3: Cross multiply
67,837.76x = 101,801.68 × 27,889.44 - Step 4: Simplify right side
67,837.76x = 2,839,191,846.26 - Step 5: Solve for x
x = 2,839,191,846.26/67,837.76 - Step 6: Final answer
x = 41,852.68
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1.5x scale
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.