Home / 90,226.71-135,358.73-27,044.28

Finding the Fourth Proportional to 90,226.71, 135,358.73 and 27,044.28

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Solution

The fourth proportional to 90,226.71, 135,358.73 and 27,044.28 is: 40,572.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,226.71 : 135,358.73 = 27,044.28 : x
  2. Step 2: Convert to fraction form
    90,226.71/135,358.73 = 27,044.28/x
  3. Step 3: Cross multiply
    90,226.71x = 135,358.73 × 27,044.28
  4. Step 4: Simplify right side
    90,226.71x = 3,660,678,785.38
  5. Step 5: Solve for x
    x = 3,660,678,785.38/90,226.71
  6. Step 6: Final answer
    x = 40,572.01

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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.