Home / 129,983.14-194,974.71-46,877.14

Finding the Fourth Proportional to 129,983.14, 194,974.71 and 46,877.14

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Solution

The fourth proportional to 129,983.14, 194,974.71 and 46,877.14 is: 70,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,983.14 : 194,974.71 = 46,877.14 : x
  2. Step 2: Convert to fraction form
    129,983.14/194,974.71 = 46,877.14/x
  3. Step 3: Cross multiply
    129,983.14x = 194,974.71 × 46,877.14
  4. Step 4: Simplify right side
    129,983.14x = 9,139,856,777.13
  5. Step 5: Solve for x
    x = 9,139,856,777.13/129,983.14
  6. Step 6: Final answer
    x = 70,315.71

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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.