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Finding the Fourth Proportional to 123,037.44, 184,428.17 and 89,221.56

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Solution

The fourth proportional to 123,037.44, 184,428.17 and 89,221.56 is: 133,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,037.44 : 184,428.17 = 89,221.56 : x
  2. Step 2: Convert to fraction form
    123,037.44/184,428.17 = 89,221.56/x
  3. Step 3: Cross multiply
    123,037.44x = 184,428.17 × 89,221.56
  4. Step 4: Simplify right side
    123,037.44x = 16,454,969,035.35
  5. Step 5: Solve for x
    x = 16,454,969,035.35/123,037.44
  6. Step 6: Final answer
    x = 133,739.53

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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.