Home / 129,813.30-194,829.30-50,984.10

Finding the Fourth Proportional to 129,813.30, 194,829.30 and 50,984.10

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Solution

The fourth proportional to 129,813.30, 194,829.30 and 50,984.10 is: 76,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,813.30 : 194,829.30 = 50,984.10 : x
  2. Step 2: Convert to fraction form
    129,813.30/194,829.30 = 50,984.10/x
  3. Step 3: Cross multiply
    129,813.30x = 194,829.30 × 50,984.10
  4. Step 4: Simplify right side
    129,813.30x = 9,933,196,514.13
  5. Step 5: Solve for x
    x = 9,933,196,514.13/129,813.30
  6. Step 6: Final answer
    x = 76,519.10

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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.