Home / 67,232.21-100,824.81-19,834.73

Finding the Fourth Proportional to 67,232.21, 100,824.81 and 19,834.73

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Solution

The fourth proportional to 67,232.21, 100,824.81 and 19,834.73 is: 29,745.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,232.21 : 100,824.81 = 19,834.73 : x
  2. Step 2: Convert to fraction form
    67,232.21/100,824.81 = 19,834.73/x
  3. Step 3: Cross multiply
    67,232.21x = 100,824.81 × 19,834.73
  4. Step 4: Simplify right side
    67,232.21x = 1,999,832,883.65
  5. Step 5: Solve for x
    x = 1,999,832,883.65/67,232.21
  6. Step 6: Final answer
    x = 29,745.16

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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.