Home / 184,992.19-255,289.23-100,109.26

Finding the Fourth Proportional to 184,992.19, 255,289.23 and 100,109.26

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Solution

The fourth proportional to 184,992.19, 255,289.23 and 100,109.26 is: 138,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,992.19 : 255,289.23 = 100,109.26 : x
  2. Step 2: Convert to fraction form
    184,992.19/255,289.23 = 100,109.26/x
  3. Step 3: Cross multiply
    184,992.19x = 255,289.23 × 100,109.26
  4. Step 4: Simplify right side
    184,992.19x = 25,556,815,901.27
  5. Step 5: Solve for x
    x = 25,556,815,901.27/184,992.19
  6. Step 6: Final answer
    x = 138,150.78

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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.