Home / 89,764.21-134,645.91-23,198.68

Finding the Fourth Proportional to 89,764.21, 134,645.91 and 23,198.68

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Solution

The fourth proportional to 89,764.21, 134,645.91 and 23,198.68 is: 34,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,764.21 : 134,645.91 = 23,198.68 : x
  2. Step 2: Convert to fraction form
    89,764.21/134,645.91 = 23,198.68/x
  3. Step 3: Cross multiply
    89,764.21x = 134,645.91 × 23,198.68
  4. Step 4: Simplify right side
    89,764.21x = 3,123,607,379.40
  5. Step 5: Solve for x
    x = 3,123,607,379.40/89,764.21
  6. Step 6: Final answer
    x = 34,797.92

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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.