Home / 129,622.20-194,433.30-110,595.30

Finding the Fourth Proportional to 129,622.20, 194,433.30 and 110,595.30

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Solution

The fourth proportional to 129,622.20, 194,433.30 and 110,595.30 is: 165,892.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,622.20 : 194,433.30 = 110,595.30 : x
  2. Step 2: Convert to fraction form
    129,622.20/194,433.30 = 110,595.30/x
  3. Step 3: Cross multiply
    129,622.20x = 194,433.30 × 110,595.30
  4. Step 4: Simplify right side
    129,622.20x = 21,503,409,143.49
  5. Step 5: Solve for x
    x = 21,503,409,143.49/129,622.20
  6. Step 6: Final answer
    x = 165,892.95

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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.