Home / 68,911.38-103,367.07-22,171.14

Finding the Fourth Proportional to 68,911.38, 103,367.07 and 22,171.14

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Solution

The fourth proportional to 68,911.38, 103,367.07 and 22,171.14 is: 33,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,911.38 : 103,367.07 = 22,171.14 : x
  2. Step 2: Convert to fraction form
    68,911.38/103,367.07 = 22,171.14/x
  3. Step 3: Cross multiply
    68,911.38x = 103,367.07 × 22,171.14
  4. Step 4: Simplify right side
    68,911.38x = 2,291,765,780.36
  5. Step 5: Solve for x
    x = 2,291,765,780.36/68,911.38
  6. Step 6: Final answer
    x = 33,256.71

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1.5x scale

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.