Home / 89,660.36-134,485.68-27,326

Finding the Fourth Proportional to 89,660.36, 134,485.68 and 27,326

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Solution

The fourth proportional to 89,660.36, 134,485.68 and 27,326 is: 40,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,660.36 : 134,485.68 = 27,326 : x
  2. Step 2: Convert to fraction form
    89,660.36/134,485.68 = 27,326/x
  3. Step 3: Cross multiply
    89,660.36x = 134,485.68 × 27,326
  4. Step 4: Simplify right side
    89,660.36x = 3,674,955,691.68
  5. Step 5: Solve for x
    x = 3,674,955,691.68/89,660.36
  6. Step 6: Final answer
    x = 40,987.52

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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.