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Finding the Fourth Proportional to 178,651.76, 267,634.86 and 110,983.25

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Solution

The fourth proportional to 178,651.76, 267,634.86 and 110,983.25 is: 166,261.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,651.76 : 267,634.86 = 110,983.25 : x
  2. Step 2: Convert to fraction form
    178,651.76/267,634.86 = 110,983.25/x
  3. Step 3: Cross multiply
    178,651.76x = 267,634.86 × 110,983.25
  4. Step 4: Simplify right side
    178,651.76x = 29,702,985,237.92
  5. Step 5: Solve for x
    x = 29,702,985,237.92/178,651.76
  6. Step 6: Final answer
    x = 166,261.93

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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.