Home / 79,469.08-119,204.72-20,305.24

Finding the Fourth Proportional to 79,469.08, 119,204.72 and 20,305.24

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Solution

The fourth proportional to 79,469.08, 119,204.72 and 20,305.24 is: 30,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,469.08 : 119,204.72 = 20,305.24 : x
  2. Step 2: Convert to fraction form
    79,469.08/119,204.72 = 20,305.24/x
  3. Step 3: Cross multiply
    79,469.08x = 119,204.72 × 20,305.24
  4. Step 4: Simplify right side
    79,469.08x = 2,420,480,448.73
  5. Step 5: Solve for x
    x = 2,420,480,448.73/79,469.08
  6. Step 6: Final answer
    x = 30,458.14

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1.5x scale

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.