Home / 219,489.44-329,200.50-69,710.36

Finding the Fourth Proportional to 219,489.44, 329,200.50 and 69,710.36

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Solution

The fourth proportional to 219,489.44, 329,200.50 and 69,710.36 is: 104,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,489.44 : 329,200.50 = 69,710.36 : x
  2. Step 2: Convert to fraction form
    219,489.44/329,200.50 = 69,710.36/x
  3. Step 3: Cross multiply
    219,489.44x = 329,200.50 × 69,710.36
  4. Step 4: Simplify right side
    219,489.44x = 22,948,685,367.18
  5. Step 5: Solve for x
    x = 22,948,685,367.18/219,489.44
  6. Step 6: Final answer
    x = 104,554.85

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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.