Home / 151,338.38-227,010-123,188.72

Finding the Fourth Proportional to 151,338.38, 227,010 and 123,188.72

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Solution

The fourth proportional to 151,338.38, 227,010 and 123,188.72 is: 184,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,338.38 : 227,010 = 123,188.72 : x
  2. Step 2: Convert to fraction form
    151,338.38/227,010 = 123,188.72/x
  3. Step 3: Cross multiply
    151,338.38x = 227,010 × 123,188.72
  4. Step 4: Simplify right side
    151,338.38x = 27,965,071,327.20
  5. Step 5: Solve for x
    x = 27,965,071,327.20/151,338.38
  6. Step 6: Final answer
    x = 184,785.06

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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.