Finding the Fourth Proportional to 178,266.14, 267,102.74 and 125,564.30
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Solution
The fourth proportional to 178,266.14, 267,102.74 and 125,564.30 is: 188,137.63
Step by Step Solution
- Step 1: Write the proportion equation
178,266.14 : 267,102.74 = 125,564.30 : x - Step 2: Convert to fraction form
178,266.14/267,102.74 = 125,564.30/x - Step 3: Cross multiply
178,266.14x = 267,102.74 × 125,564.30 - Step 4: Simplify right side
178,266.14x = 33,538,568,576.18 - Step 5: Solve for x
x = 33,538,568,576.18/178,266.14 - Step 6: Final answer
x = 188,137.63
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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.