Home / 111,658.12-167,469.60-92,803.83

Finding the Fourth Proportional to 111,658.12, 167,469.60 and 92,803.83

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Solution

The fourth proportional to 111,658.12, 167,469.60 and 92,803.83 is: 139,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,658.12 : 167,469.60 = 92,803.83 : x
  2. Step 2: Convert to fraction form
    111,658.12/167,469.60 = 92,803.83/x
  3. Step 3: Cross multiply
    111,658.12x = 167,469.60 × 92,803.83
  4. Step 4: Simplify right side
    111,658.12x = 15,541,819,747.56
  5. Step 5: Solve for x
    x = 15,541,819,747.56/111,658.12
  6. Step 6: Final answer
    x = 139,191.13

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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.