Home / 92,178.33-138,267.58-25,618.47

Finding the Fourth Proportional to 92,178.33, 138,267.58 and 25,618.47

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Solution

The fourth proportional to 92,178.33, 138,267.58 and 25,618.47 is: 38,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,178.33 : 138,267.58 = 25,618.47 : x
  2. Step 2: Convert to fraction form
    92,178.33/138,267.58 = 25,618.47/x
  3. Step 3: Cross multiply
    92,178.33x = 138,267.58 × 25,618.47
  4. Step 4: Simplify right side
    92,178.33x = 3,542,203,850.20
  5. Step 5: Solve for x
    x = 3,542,203,850.20/92,178.33
  6. Step 6: Final answer
    x = 38,427.73

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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.