Home / 123,183.52-184,845.92-122,181.28

Finding the Fourth Proportional to 123,183.52, 184,845.92 and 122,181.28

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Solution

The fourth proportional to 123,183.52, 184,845.92 and 122,181.28 is: 183,341.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,183.52 : 184,845.92 = 122,181.28 : x
  2. Step 2: Convert to fraction form
    123,183.52/184,845.92 = 122,181.28/x
  3. Step 3: Cross multiply
    123,183.52x = 184,845.92 × 122,181.28
  4. Step 4: Simplify right side
    123,183.52x = 22,584,711,108.38
  5. Step 5: Solve for x
    x = 22,584,711,108.38/123,183.52
  6. Step 6: Final answer
    x = 183,341.99

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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.