Home / 179,890.11-269,834.76-73,318.41

Finding the Fourth Proportional to 179,890.11, 269,834.76 and 73,318.41

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Solution

The fourth proportional to 179,890.11, 269,834.76 and 73,318.41 is: 109,977.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,890.11 : 269,834.76 = 73,318.41 : x
  2. Step 2: Convert to fraction form
    179,890.11/269,834.76 = 73,318.41/x
  3. Step 3: Cross multiply
    179,890.11x = 269,834.76 × 73,318.41
  4. Step 4: Simplify right side
    179,890.11x = 19,783,855,565.93
  5. Step 5: Solve for x
    x = 19,783,855,565.93/179,890.11
  6. Step 6: Final answer
    x = 109,977.45

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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.