Home / 133,624.76-200,158.20-80,147.12

Finding the Fourth Proportional to 133,624.76, 200,158.20 and 80,147.12

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Solution

The fourth proportional to 133,624.76, 200,158.20 and 80,147.12 is: 120,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,624.76 : 200,158.20 = 80,147.12 : x
  2. Step 2: Convert to fraction form
    133,624.76/200,158.20 = 80,147.12/x
  3. Step 3: Cross multiply
    133,624.76x = 200,158.20 × 80,147.12
  4. Step 4: Simplify right side
    133,624.76x = 16,042,102,273.59
  5. Step 5: Solve for x
    x = 16,042,102,273.59/133,624.76
  6. Step 6: Final answer
    x = 120,053.37

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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.