Home / 219,380.13-329,044.68-61,622.10

Finding the Fourth Proportional to 219,380.13, 329,044.68 and 61,622.10

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Solution

The fourth proportional to 219,380.13, 329,044.68 and 61,622.10 is: 92,425.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,380.13 : 329,044.68 = 61,622.10 : x
  2. Step 2: Convert to fraction form
    219,380.13/329,044.68 = 61,622.10/x
  3. Step 3: Cross multiply
    219,380.13x = 329,044.68 × 61,622.10
  4. Step 4: Simplify right side
    219,380.13x = 20,276,424,175.43
  5. Step 5: Solve for x
    x = 20,276,424,175.43/219,380.13
  6. Step 6: Final answer
    x = 92,425.98

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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.