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Finding the Fourth Proportional to 178,262.03, 267,213.10 and 111,748.88

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Solution

The fourth proportional to 178,262.03, 267,213.10 and 111,748.88 is: 167,510.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,262.03 : 267,213.10 = 111,748.88 : x
  2. Step 2: Convert to fraction form
    178,262.03/267,213.10 = 111,748.88/x
  3. Step 3: Cross multiply
    178,262.03x = 267,213.10 × 111,748.88
  4. Step 4: Simplify right side
    178,262.03x = 29,860,763,310.26
  5. Step 5: Solve for x
    x = 29,860,763,310.26/178,262.03
  6. Step 6: Final answer
    x = 167,510.51

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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.