Home / 89,735.36-123,834.26-48,899.41

Finding the Fourth Proportional to 89,735.36, 123,834.26 and 48,899.41

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Solution

The fourth proportional to 89,735.36, 123,834.26 and 48,899.41 is: 67,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,735.36 : 123,834.26 = 48,899.41 : x
  2. Step 2: Convert to fraction form
    89,735.36/123,834.26 = 48,899.41/x
  3. Step 3: Cross multiply
    89,735.36x = 123,834.26 × 48,899.41
  4. Step 4: Simplify right side
    89,735.36x = 6,055,422,374.04
  5. Step 5: Solve for x
    x = 6,055,422,374.04/89,735.36
  6. Step 6: Final answer
    x = 67,480.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.