Home / 129,972.08-194,956.56-41,226.35

Finding the Fourth Proportional to 129,972.08, 194,956.56 and 41,226.35

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Solution

The fourth proportional to 129,972.08, 194,956.56 and 41,226.35 is: 61,839.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,972.08 : 194,956.56 = 41,226.35 : x
  2. Step 2: Convert to fraction form
    129,972.08/194,956.56 = 41,226.35/x
  3. Step 3: Cross multiply
    129,972.08x = 194,956.56 × 41,226.35
  4. Step 4: Simplify right side
    129,972.08x = 8,037,347,288.26
  5. Step 5: Solve for x
    x = 8,037,347,288.26/129,972.08
  6. Step 6: Final answer
    x = 61,839.03

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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.