Home / 129,807.27-194,627.21-50,929.47

Finding the Fourth Proportional to 129,807.27, 194,627.21 and 50,929.47

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Solution

The fourth proportional to 129,807.27, 194,627.21 and 50,929.47 is: 76,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,807.27 : 194,627.21 = 50,929.47 : x
  2. Step 2: Convert to fraction form
    129,807.27/194,627.21 = 50,929.47/x
  3. Step 3: Cross multiply
    129,807.27x = 194,627.21 × 50,929.47
  4. Step 4: Simplify right side
    129,807.27x = 9,912,260,398.23
  5. Step 5: Solve for x
    x = 9,912,260,398.23/129,807.27
  6. Step 6: Final answer
    x = 76,361.37

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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.