Home / 219,961.20-329,909.40-62,205.60

Finding the Fourth Proportional to 219,961.20, 329,909.40 and 62,205.60

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Solution

The fourth proportional to 219,961.20, 329,909.40 and 62,205.60 is: 93,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,961.20 : 329,909.40 = 62,205.60 : x
  2. Step 2: Convert to fraction form
    219,961.20/329,909.40 = 62,205.60/x
  3. Step 3: Cross multiply
    219,961.20x = 329,909.40 × 62,205.60
  4. Step 4: Simplify right side
    219,961.20x = 20,522,212,172.64
  5. Step 5: Solve for x
    x = 20,522,212,172.64/219,961.20
  6. Step 6: Final answer
    x = 93,299.24

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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.