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Finding the Fourth Proportional to 133,624.02, 184,401 and 73,198.38

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Solution

The fourth proportional to 133,624.02, 184,401 and 73,198.38 is: 101,013.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,624.02 : 184,401 = 73,198.38 : x
  2. Step 2: Convert to fraction form
    133,624.02/184,401 = 73,198.38/x
  3. Step 3: Cross multiply
    133,624.02x = 184,401 × 73,198.38
  4. Step 4: Simplify right side
    133,624.02x = 13,497,854,470.38
  5. Step 5: Solve for x
    x = 13,497,854,470.38/133,624.02
  6. Step 6: Final answer
    x = 101,013.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.