Home / 133,474.30-184,130.72-82,468.60

Finding the Fourth Proportional to 133,474.30, 184,130.72 and 82,468.60

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Solution

The fourth proportional to 133,474.30, 184,130.72 and 82,468.60 is: 113,767.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,474.30 : 184,130.72 = 82,468.60 : x
  2. Step 2: Convert to fraction form
    133,474.30/184,130.72 = 82,468.60/x
  3. Step 3: Cross multiply
    133,474.30x = 184,130.72 × 82,468.60
  4. Step 4: Simplify right side
    133,474.30x = 15,185,002,695.39
  5. Step 5: Solve for x
    x = 15,185,002,695.39/133,474.30
  6. Step 6: Final answer
    x = 113,767.24

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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.