Home / 219,884.60-329,402.46-131,209.04

Finding the Fourth Proportional to 219,884.60, 329,402.46 and 131,209.04

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Solution

The fourth proportional to 219,884.60, 329,402.46 and 131,209.04 is: 196,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,884.60 : 329,402.46 = 131,209.04 : x
  2. Step 2: Convert to fraction form
    219,884.60/329,402.46 = 131,209.04/x
  3. Step 3: Cross multiply
    219,884.60x = 329,402.46 × 131,209.04
  4. Step 4: Simplify right side
    219,884.60x = 43,220,580,550.24
  5. Step 5: Solve for x
    x = 43,220,580,550.24/219,884.60
  6. Step 6: Final answer
    x = 196,560.29

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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.