Home / 119,469.03-179,103.11-79,905.39

Finding the Fourth Proportional to 119,469.03, 179,103.11 and 79,905.39

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Solution

The fourth proportional to 119,469.03, 179,103.11 and 79,905.39 is: 119,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,469.03 : 179,103.11 = 79,905.39 : x
  2. Step 2: Convert to fraction form
    119,469.03/179,103.11 = 79,905.39/x
  3. Step 3: Cross multiply
    119,469.03x = 179,103.11 × 79,905.39
  4. Step 4: Simplify right side
    119,469.03x = 14,311,303,455.24
  5. Step 5: Solve for x
    x = 14,311,303,455.24/119,469.03
  6. Step 6: Final answer
    x = 119,790.91

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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.