Home / 178,961.43-267,858.02-131,563.97

Finding the Fourth Proportional to 178,961.43, 267,858.02 and 131,563.97

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Solution

The fourth proportional to 178,961.43, 267,858.02 and 131,563.97 is: 196,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,961.43 : 267,858.02 = 131,563.97 : x
  2. Step 2: Convert to fraction form
    178,961.43/267,858.02 = 131,563.97/x
  3. Step 3: Cross multiply
    178,961.43x = 267,858.02 × 131,563.97
  4. Step 4: Simplify right side
    178,961.43x = 35,240,464,507.54
  5. Step 5: Solve for x
    x = 35,240,464,507.54/178,961.43
  6. Step 6: Final answer
    x = 196,916.53

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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.