Home / 184,984.38-255,280.26-100,103.26

Finding the Fourth Proportional to 184,984.38, 255,280.26 and 100,103.26

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Solution

The fourth proportional to 184,984.38, 255,280.26 and 100,103.26 is: 138,143.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,984.38 : 255,280.26 = 100,103.26 : x
  2. Step 2: Convert to fraction form
    184,984.38/255,280.26 = 100,103.26/x
  3. Step 3: Cross multiply
    184,984.38x = 255,280.26 × 100,103.26
  4. Step 4: Simplify right side
    184,984.38x = 25,554,386,239.65
  5. Step 5: Solve for x
    x = 25,554,386,239.65/184,984.38
  6. Step 6: Final answer
    x = 138,143.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.