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Finding the Fourth Proportional to 178,262.28, 267,213.47 and 111,749.13

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Solution

The fourth proportional to 178,262.28, 267,213.47 and 111,749.13 is: 167,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,262.28 : 267,213.47 = 111,749.13 : x
  2. Step 2: Convert to fraction form
    178,262.28/267,213.47 = 111,749.13/x
  3. Step 3: Cross multiply
    178,262.28x = 267,213.47 × 111,749.13
  4. Step 4: Simplify right side
    178,262.28x = 29,860,873,076.15
  5. Step 5: Solve for x
    x = 29,860,873,076.15/178,262.28
  6. Step 6: Final answer
    x = 167,510.89

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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.