Home / 92,346.38-138,519.60-22,225.70

Finding the Fourth Proportional to 92,346.38, 138,519.60 and 22,225.70

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Solution

The fourth proportional to 92,346.38, 138,519.60 and 22,225.70 is: 33,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,346.38 : 138,519.60 = 22,225.70 : x
  2. Step 2: Convert to fraction form
    92,346.38/138,519.60 = 22,225.70/x
  3. Step 3: Cross multiply
    92,346.38x = 138,519.60 × 22,225.70
  4. Step 4: Simplify right side
    92,346.38x = 3,078,695,073.72
  5. Step 5: Solve for x
    x = 3,078,695,073.72/92,346.38
  6. Step 6: Final answer
    x = 33,338.56

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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.