Home / 129,621.42-194,448.33-50,725.44

Finding the Fourth Proportional to 129,621.42, 194,448.33 and 50,725.44

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Solution

The fourth proportional to 129,621.42, 194,448.33 and 50,725.44 is: 76,094.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,621.42 : 194,448.33 = 50,725.44 : x
  2. Step 2: Convert to fraction form
    129,621.42/194,448.33 = 50,725.44/x
  3. Step 3: Cross multiply
    129,621.42x = 194,448.33 × 50,725.44
  4. Step 4: Simplify right side
    129,621.42x = 9,863,477,096.52
  5. Step 5: Solve for x
    x = 9,863,477,096.52/129,621.42
  6. Step 6: Final answer
    x = 76,094.50

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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.