Home / 184,763.22-255,042.57-121,105.11

Finding the Fourth Proportional to 184,763.22, 255,042.57 and 121,105.11

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Solution

The fourth proportional to 184,763.22, 255,042.57 and 121,105.11 is: 167,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,763.22 : 255,042.57 = 121,105.11 : x
  2. Step 2: Convert to fraction form
    184,763.22/255,042.57 = 121,105.11/x
  3. Step 3: Cross multiply
    184,763.22x = 255,042.57 × 121,105.11
  4. Step 4: Simplify right side
    184,763.22x = 30,886,958,494.53
  5. Step 5: Solve for x
    x = 30,886,958,494.53/184,763.22
  6. Step 6: Final answer
    x = 167,170.49

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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.