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Finding the Fourth Proportional to 184,992.29, 255,290.00 and 100,109.33

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Solution

The fourth proportional to 184,992.29, 255,290.00 and 100,109.33 is: 138,151.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,992.29 : 255,290.00 = 100,109.33 : x
  2. Step 2: Convert to fraction form
    184,992.29/255,290.00 = 100,109.33/x
  3. Step 3: Cross multiply
    184,992.29x = 255,290.00 × 100,109.33
  4. Step 4: Simplify right side
    184,992.29x = 25,556,909,078.70
  5. Step 5: Solve for x
    x = 25,556,909,078.70/184,992.29
  6. Step 6: Final answer
    x = 138,151.22

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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.