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Finding the Fourth Proportional to 178,634.56, 267,701.64 and 134,233

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Solution

The fourth proportional to 178,634.56, 267,701.64 and 134,233 is: 201,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,634.56 : 267,701.64 = 134,233 : x
  2. Step 2: Convert to fraction form
    178,634.56/267,701.64 = 134,233/x
  3. Step 3: Cross multiply
    178,634.56x = 267,701.64 × 134,233
  4. Step 4: Simplify right side
    178,634.56x = 35,934,394,242.12
  5. Step 5: Solve for x
    x = 35,934,394,242.12/178,634.56
  6. Step 6: Final answer
    x = 201,161.49

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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.