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Finding the Fourth Proportional to 178,635.56, 267,703.14 and 134,234

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Solution

The fourth proportional to 178,635.56, 267,703.14 and 134,234 is: 201,162.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,635.56 : 267,703.14 = 134,234 : x
  2. Step 2: Convert to fraction form
    178,635.56/267,703.14 = 134,234/x
  3. Step 3: Cross multiply
    178,635.56x = 267,703.14 × 134,234
  4. Step 4: Simplify right side
    178,635.56x = 35,934,863,294.76
  5. Step 5: Solve for x
    x = 35,934,863,294.76/178,635.56
  6. Step 6: Final answer
    x = 201,162.99

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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.