Home / 219,746.60-329,619.90-164,450.60

Finding the Fourth Proportional to 219,746.60, 329,619.90 and 164,450.60

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Solution

The fourth proportional to 219,746.60, 329,619.90 and 164,450.60 is: 246,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,746.60 : 329,619.90 = 164,450.60 : x
  2. Step 2: Convert to fraction form
    219,746.60/329,619.90 = 164,450.60/x
  3. Step 3: Cross multiply
    219,746.60x = 329,619.90 × 164,450.60
  4. Step 4: Simplify right side
    219,746.60x = 54,206,190,326.94
  5. Step 5: Solve for x
    x = 54,206,190,326.94/219,746.60
  6. Step 6: Final answer
    x = 246,675.90

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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.