Home / 92,629.36-138,942.96-22,508.74

Finding the Fourth Proportional to 92,629.36, 138,942.96 and 22,508.74

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Solution

The fourth proportional to 92,629.36, 138,942.96 and 22,508.74 is: 33,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,629.36 : 138,942.96 = 22,508.74 : x
  2. Step 2: Convert to fraction form
    92,629.36/138,942.96 = 22,508.74/x
  3. Step 3: Cross multiply
    92,629.36x = 138,942.96 × 22,508.74
  4. Step 4: Simplify right side
    92,629.36x = 3,127,430,961.47
  5. Step 5: Solve for x
    x = 3,127,430,961.47/92,629.36
  6. Step 6: Final answer
    x = 33,762.85

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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.