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Finding the Fourth Proportional to 133,785.84, 184,626.60 and 73,362

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Solution

The fourth proportional to 133,785.84, 184,626.60 and 73,362 is: 101,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,785.84 : 184,626.60 = 73,362 : x
  2. Step 2: Convert to fraction form
    133,785.84/184,626.60 = 73,362/x
  3. Step 3: Cross multiply
    133,785.84x = 184,626.60 × 73,362
  4. Step 4: Simplify right side
    133,785.84x = 13,544,576,629.20
  5. Step 5: Solve for x
    x = 13,544,576,629.20/133,785.84
  6. Step 6: Final answer
    x = 101,240.73

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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.