Home / 133,716.45-184,528.68-73,289.04

Finding the Fourth Proportional to 133,716.45, 184,528.68 and 73,289.04

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Solution

The fourth proportional to 133,716.45, 184,528.68 and 73,289.04 is: 101,138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,716.45 : 184,528.68 = 73,289.04 : x
  2. Step 2: Convert to fraction form
    133,716.45/184,528.68 = 73,289.04/x
  3. Step 3: Cross multiply
    133,716.45x = 184,528.68 × 73,289.04
  4. Step 4: Simplify right side
    133,716.45x = 13,523,929,255.10
  5. Step 5: Solve for x
    x = 13,523,929,255.10/133,716.45
  6. Step 6: Final answer
    x = 101,138.86

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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.