Home / 184,860.38-255,109.78-104,287.65

Finding the Fourth Proportional to 184,860.38, 255,109.78 and 104,287.65

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Solution

The fourth proportional to 184,860.38, 255,109.78 and 104,287.65 is: 143,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,860.38 : 255,109.78 = 104,287.65 : x
  2. Step 2: Convert to fraction form
    184,860.38/255,109.78 = 104,287.65/x
  3. Step 3: Cross multiply
    184,860.38x = 255,109.78 × 104,287.65
  4. Step 4: Simplify right side
    184,860.38x = 26,604,799,448.22
  5. Step 5: Solve for x
    x = 26,604,799,448.22/184,860.38
  6. Step 6: Final answer
    x = 143,918.35

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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.