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Finding the Fourth Proportional to 267,565.82, 401,347.92 and 67,885.86

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Solution

The fourth proportional to 267,565.82, 401,347.92 and 67,885.86 is: 101,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,565.82 : 401,347.92 = 67,885.86 : x
  2. Step 2: Convert to fraction form
    267,565.82/401,347.92 = 67,885.86/x
  3. Step 3: Cross multiply
    267,565.82x = 401,347.92 × 67,885.86
  4. Step 4: Simplify right side
    267,565.82x = 27,245,848,708.41
  5. Step 5: Solve for x
    x = 27,245,848,708.41/267,565.82
  6. Step 6: Final answer
    x = 101,828.58

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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.