Home / 111,743.28-167,504.21-52,472.85

Finding the Fourth Proportional to 111,743.28, 167,504.21 and 52,472.85

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Solution

The fourth proportional to 111,743.28, 167,504.21 and 52,472.85 is: 78,657.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,743.28 : 167,504.21 = 52,472.85 : x
  2. Step 2: Convert to fraction form
    111,743.28/167,504.21 = 52,472.85/x
  3. Step 3: Cross multiply
    111,743.28x = 167,504.21 × 52,472.85
  4. Step 4: Simplify right side
    111,743.28x = 8,789,423,023.33
  5. Step 5: Solve for x
    x = 8,789,423,023.33/111,743.28
  6. Step 6: Final answer
    x = 78,657.29

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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.