Home / 166,898.57-250,288.89-72,124.92

Finding the Fourth Proportional to 166,898.57, 250,288.89 and 72,124.92

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Solution

The fourth proportional to 166,898.57, 250,288.89 and 72,124.92 is: 108,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,898.57 : 250,288.89 = 72,124.92 : x
  2. Step 2: Convert to fraction form
    166,898.57/250,288.89 = 72,124.92/x
  3. Step 3: Cross multiply
    166,898.57x = 250,288.89 × 72,124.92
  4. Step 4: Simplify right side
    166,898.57x = 18,052,066,168.14
  5. Step 5: Solve for x
    x = 18,052,066,168.14/166,898.57
  6. Step 6: Final answer
    x = 108,161.90

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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.