Home / 89,469.28-134,170.71-26,272

Finding the Fourth Proportional to 89,469.28, 134,170.71 and 26,272

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Solution

The fourth proportional to 89,469.28, 134,170.71 and 26,272 is: 39,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,469.28 : 134,170.71 = 26,272 : x
  2. Step 2: Convert to fraction form
    89,469.28/134,170.71 = 26,272/x
  3. Step 3: Cross multiply
    89,469.28x = 134,170.71 × 26,272
  4. Step 4: Simplify right side
    89,469.28x = 3,524,932,893.12
  5. Step 5: Solve for x
    x = 3,524,932,893.12/89,469.28
  6. Step 6: Final answer
    x = 39,398.25

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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.