Home / 129,648.70-194,395.26-50,668.84

Finding the Fourth Proportional to 129,648.70, 194,395.26 and 50,668.84

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Solution

The fourth proportional to 129,648.70, 194,395.26 and 50,668.84 is: 75,972.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,648.70 : 194,395.26 = 50,668.84 : x
  2. Step 2: Convert to fraction form
    129,648.70/194,395.26 = 50,668.84/x
  3. Step 3: Cross multiply
    129,648.70x = 194,395.26 × 50,668.84
  4. Step 4: Simplify right side
    129,648.70x = 9,849,782,325.70
  5. Step 5: Solve for x
    x = 9,849,782,325.70/129,648.70
  6. Step 6: Final answer
    x = 75,972.86

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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.