Home / 68,144.10-102,229.52-23,772.30

Finding the Fourth Proportional to 68,144.10, 102,229.52 and 23,772.30

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Solution

The fourth proportional to 68,144.10, 102,229.52 and 23,772.30 is: 35,663.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,144.10 : 102,229.52 = 23,772.30 : x
  2. Step 2: Convert to fraction form
    68,144.10/102,229.52 = 23,772.30/x
  3. Step 3: Cross multiply
    68,144.10x = 102,229.52 × 23,772.30
  4. Step 4: Simplify right side
    68,144.10x = 2,430,230,818.30
  5. Step 5: Solve for x
    x = 2,430,230,818.30/68,144.10
  6. Step 6: Final answer
    x = 35,663.11

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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.