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Finding the Fourth Proportional to 267,458.33, 401,091.95 and 125,279.33

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Solution

The fourth proportional to 267,458.33, 401,091.95 and 125,279.33 is: 187,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,458.33 : 401,091.95 = 125,279.33 : x
  2. Step 2: Convert to fraction form
    267,458.33/401,091.95 = 125,279.33/x
  3. Step 3: Cross multiply
    267,458.33x = 401,091.95 × 125,279.33
  4. Step 4: Simplify right side
    267,458.33x = 50,248,529,072.13
  5. Step 5: Solve for x
    x = 50,248,529,072.13/267,458.33
  6. Step 6: Final answer
    x = 187,874.23

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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.