Home / 67,238.10-100,820.70-22,846.86

Finding the Fourth Proportional to 67,238.10, 100,820.70 and 22,846.86

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Solution

The fourth proportional to 67,238.10, 100,820.70 and 22,846.86 is: 34,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,238.10 : 100,820.70 = 22,846.86 : x
  2. Step 2: Convert to fraction form
    67,238.10/100,820.70 = 22,846.86/x
  3. Step 3: Cross multiply
    67,238.10x = 100,820.70 × 22,846.86
  4. Step 4: Simplify right side
    67,238.10x = 2,303,436,418.00
  5. Step 5: Solve for x
    x = 2,303,436,418.00/67,238.10
  6. Step 6: Final answer
    x = 34,257.90

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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.