Home / 219,214.40-329,167.20-125,902.40

Finding the Fourth Proportional to 219,214.40, 329,167.20 and 125,902.40

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Solution

The fourth proportional to 219,214.40, 329,167.20 and 125,902.40 is: 189,052.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,214.40 : 329,167.20 = 125,902.40 : x
  2. Step 2: Convert to fraction form
    219,214.40/329,167.20 = 125,902.40/x
  3. Step 3: Cross multiply
    219,214.40x = 329,167.20 × 125,902.40
  4. Step 4: Simplify right side
    219,214.40x = 41,442,940,481.28
  5. Step 5: Solve for x
    x = 41,442,940,481.28/219,214.40
  6. Step 6: Final answer
    x = 189,052.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.