Home / 185,448.33-278,286.71-73,109.43

Finding the Fourth Proportional to 185,448.33, 278,286.71 and 73,109.43

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Solution

The fourth proportional to 185,448.33, 278,286.71 and 73,109.43 is: 109,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,448.33 : 278,286.71 = 73,109.43 : x
  2. Step 2: Convert to fraction form
    185,448.33/278,286.71 = 73,109.43/x
  3. Step 3: Cross multiply
    185,448.33x = 278,286.71 × 73,109.43
  4. Step 4: Simplify right side
    185,448.33x = 20,345,382,379.13
  5. Step 5: Solve for x
    x = 20,345,382,379.13/185,448.33
  6. Step 6: Final answer
    x = 109,709.17

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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.