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Finding the Fourth Proportional to 267,226.19, 400,853.03 and 67,548.28

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Solution

The fourth proportional to 267,226.19, 400,853.03 and 67,548.28 is: 101,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,226.19 : 400,853.03 = 67,548.28 : x
  2. Step 2: Convert to fraction form
    267,226.19/400,853.03 = 67,548.28/x
  3. Step 3: Cross multiply
    267,226.19x = 400,853.03 × 67,548.28
  4. Step 4: Simplify right side
    267,226.19x = 27,076,932,709.29
  5. Step 5: Solve for x
    x = 27,076,932,709.29/267,226.19
  6. Step 6: Final answer
    x = 101,325.89

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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.