Home / 92,921.72-139,382.61-22,801.03

Finding the Fourth Proportional to 92,921.72, 139,382.61 and 22,801.03

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Solution

The fourth proportional to 92,921.72, 139,382.61 and 22,801.03 is: 34,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,921.72 : 139,382.61 = 22,801.03 : x
  2. Step 2: Convert to fraction form
    92,921.72/139,382.61 = 22,801.03/x
  3. Step 3: Cross multiply
    92,921.72x = 139,382.61 × 22,801.03
  4. Step 4: Simplify right side
    92,921.72x = 3,178,067,072.09
  5. Step 5: Solve for x
    x = 3,178,067,072.09/92,921.72
  6. Step 6: Final answer
    x = 34,201.55

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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.