Home / 68,772.24-103,136.40-22,014

Finding the Fourth Proportional to 68,772.24, 103,136.40 and 22,014

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Solution

The fourth proportional to 68,772.24, 103,136.40 and 22,014 is: 33,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,772.24 : 103,136.40 = 22,014 : x
  2. Step 2: Convert to fraction form
    68,772.24/103,136.40 = 22,014/x
  3. Step 3: Cross multiply
    68,772.24x = 103,136.40 × 22,014
  4. Step 4: Simplify right side
    68,772.24x = 2,270,444,709.60
  5. Step 5: Solve for x
    x = 2,270,444,709.60/68,772.24
  6. Step 6: Final answer
    x = 33,013.97

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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.