Home / 129,922.44-194,861.70-36,406.68

Finding the Fourth Proportional to 129,922.44, 194,861.70 and 36,406.68

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Solution

The fourth proportional to 129,922.44, 194,861.70 and 36,406.68 is: 54,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,922.44 : 194,861.70 = 36,406.68 : x
  2. Step 2: Convert to fraction form
    129,922.44/194,861.70 = 36,406.68/x
  3. Step 3: Cross multiply
    129,922.44x = 194,861.70 × 36,406.68
  4. Step 4: Simplify right side
    129,922.44x = 7,094,267,556.16
  5. Step 5: Solve for x
    x = 7,094,267,556.16/129,922.44
  6. Step 6: Final answer
    x = 54,603.87

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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.