Home / 65,867.20-98,789.56-23,738.90

Finding the Fourth Proportional to 65,867.20, 98,789.56 and 23,738.90

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Solution

The fourth proportional to 65,867.20, 98,789.56 and 23,738.90 is: 35,604.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,867.20 : 98,789.56 = 23,738.90 : x
  2. Step 2: Convert to fraction form
    65,867.20/98,789.56 = 23,738.90/x
  3. Step 3: Cross multiply
    65,867.20x = 98,789.56 × 23,738.90
  4. Step 4: Simplify right side
    65,867.20x = 2,345,155,085.75
  5. Step 5: Solve for x
    x = 2,345,155,085.75/65,867.20
  6. Step 6: Final answer
    x = 35,604.29

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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.