Home / 166,746.38-250,188.89-66,977.33

Finding the Fourth Proportional to 166,746.38, 250,188.89 and 66,977.33

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Solution

The fourth proportional to 166,746.38, 250,188.89 and 66,977.33 is: 100,493.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,746.38 : 250,188.89 = 66,977.33 : x
  2. Step 2: Convert to fraction form
    166,746.38/250,188.89 = 66,977.33/x
  3. Step 3: Cross multiply
    166,746.38x = 250,188.89 × 66,977.33
  4. Step 4: Simplify right side
    166,746.38x = 16,756,982,262.03
  5. Step 5: Solve for x
    x = 16,756,982,262.03/166,746.38
  6. Step 6: Final answer
    x = 100,493.83

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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.