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Finding the Fourth Proportional to 234,354.25, 323,408.59 and 126,924.22

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Solution

The fourth proportional to 234,354.25, 323,408.59 and 126,924.22 is: 175,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,354.25 : 323,408.59 = 126,924.22 : x
  2. Step 2: Convert to fraction form
    234,354.25/323,408.59 = 126,924.22/x
  3. Step 3: Cross multiply
    234,354.25x = 323,408.59 × 126,924.22
  4. Step 4: Simplify right side
    234,354.25x = 41,048,383,027.05
  5. Step 5: Solve for x
    x = 41,048,383,027.05/234,354.25
  6. Step 6: Final answer
    x = 175,155.27

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1.5x scale

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.